Advertisements
Advertisements
Question
If m = 3 and n = 7, evaluate:
(10m)2
Sum
Advertisements
Solution
(10m)2
= (10 × m) × (10 × m)
= (10 × 3) × (10 × 3)
= 30 × 30
= 900
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If a = 2, b = −2, find the value of a2 + b2.
Simplify this expression and find its value if x = 3, a = −1, b = −2.
10 - 3b - 4 - 5b
Simplify this expression and find its value if x = 3, a = −1, b = −2.
2a - 2b - 4 - 5 + a
If m – 6, evaluate:
(2m)2
If a = 5 and b = 6, evaluate:
6a2b
If x = 8 and y = 2, evaluate:
9xy
If x = 8 and y = 2, evaluate:
(4y)2
If y = 5 and z = 2, evaluate:
5y2
If y = − 8, evaluate:
6y + 53
From the formula B = 2a2 – b2, calculate the value of B when a = 3 and b = − 1.
