By using associative property of multiplication, ax(bxc)=(axb)xc. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
By using associative property of multiplication, ax(bxc)=(axb)xc.
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
The reciprocal of -7/16 is -16/7 According to the question, 6/13x(-16/7)=-96/91 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
The reciprocal of -7/16 is -16/7
According to the question,
6/13x(-16/7)=-96/91
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
(i) 1 is the multiplicative identity. (ii) Commutative property. (iii) Multiplicative Inverse property Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
(i) 1 is the multiplicative identity.
(ii) Commutative property.
(iii) Multiplicative Inverse property
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
We know that multiplicative inverse of a rational number is a (1/a), such that ax1/a=1. Multiplicative inverse of is -13 is -1/13. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
We know that multiplicative inverse of a rational number is a (1/a), such that ax1/a=1.
Multiplicative inverse of is -13 is -1/13.
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
Putting x=11/15 in -(-x)=x, -(-11/15)=11/15 ⇒ 11/15=11/15 ⇒ L.H.S. = R.H.S. Hence, verified. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
We know that additive inverse of a rational number a/b is (-a/b), such that a/b+(-a/b)=0 Additive inverse of 2/8 is -2/8 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
We know that additive inverse of a rational number a/b is (-a/b), such that
a/b+(-a/b)=0
Additive inverse of 2/8 is -2/8
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
Tell what property allows you to compute 1/3x(6×4/3) as (1/3×6) x4/3
By using associative property of multiplication, ax(bxc)=(axb)xc. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
By using associative property of multiplication, ax(bxc)=(axb)xc.
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Multiply 6/13 by the reciprocal of -7/16.
The reciprocal of -7/16 is -16/7 According to the question, 6/13x(-16/7)=-96/91 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
The reciprocal of -7/16 is -16/7
According to the question,
6/13x(-16/7)=-96/91
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Name the property under multiplication used in each of the following: -4/5×1=1x-4/5
(i) 1 is the multiplicative identity. (ii) Commutative property. (iii) Multiplicative Inverse property Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
(i) 1 is the multiplicative identity.
(ii) Commutative property.
(iii) Multiplicative Inverse property
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Find the multiplicative inverse of the following: -13
We know that multiplicative inverse of a rational number is a (1/a), such that ax1/a=1. Multiplicative inverse of is -13 is -1/13. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
We know that multiplicative inverse of a rational number is a (1/a), such that ax1/a=1.
Multiplicative inverse of is -13 is -1/13.
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Verify that for: -(-x) = x for: x=11/15
Putting x=11/15 in -(-x)=x, -(-11/15)=11/15 ⇒ 11/15=11/15 ⇒ L.H.S. = R.H.S. Hence, verified. Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video for more answers vist to: https://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Putting x=11/15 in -(-x)=x,
-(-11/15)=11/15 ⇒ 11/15=11/15
⇒ L.H.S. = R.H.S.
Hence, verified.
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
for more answers vist to:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-8/maths/chapter-1/
Write the additive inverse of each of the following: 2/8
We know that additive inverse of a rational number a/b is (-a/b), such that a/b+(-a/b)=0 Additive inverse of 2/8 is -2/8 Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
We know that additive inverse of a rational number a/b is (-a/b), such that
a/b+(-a/b)=0
Additive inverse of 2/8 is -2/8
Class 8 Maths Chapter 1 Exercise 1.1 Solution in Video
See lessUsing appropriate properties find: (i) – 2/3×3/5+5/2-3/5×1/6 (ii) 2/5x (3/-7)-1/6×3/2+1/14×2/5
(i) -2/3x3/5+5/2-3/5x1/6 = -2/3x3/5-3/5x1/6+5/2 = 3/5 (-2/3-1/6) + 5/2 = 3/5 (-4-4)/6) + 5/2 = 3/5x-5/6+5/2 = -1/2+5/2 = -1+5/2 = 4/2 = 2 (ii) 2/5x(3/-7)-1/6×3/2+1/14×2/5 = 2/5x(-3/7)+1/14x2/5-1/6x3/2 = 2/5x (-3/7+1/14)-1/4 = 2/5x(-6+1/14)-1/4=2/5x-5/14-1/4 = -1/7-1/4 = -4-7/28 = -11/8
(i) -2/3×3/5+5/2-3/5×1/6 = -2/3×3/5-3/5×1/6+5/2
= 3/5 (-2/3-1/6) + 5/2
= 3/5 (-4-4)/6) + 5/2 = 3/5x-5/6+5/2
= -1/2+5/2 = -1+5/2 = 4/2 = 2
(ii) 2/5x(3/-7)-1/6×3/2+1/14×2/5
= 2/5x(-3/7)+1/14×2/5-1/6×3/2
= 2/5x (-3/7+1/14)-1/4
= 2/5x(-6+1/14)-1/4=2/5x-5/14-1/4
= -1/7-1/4 = -4-7/28 = -11/8
See less