Advertisements
Advertisements
Question
If m = 2, evaluate:
15m2 – 10m
Sum
Solution
15m2 – 10m
= 15 (2)2 − 10(2)
= (15 × 2 × 2) − (10 × 2)
= 60 − 20
= 40
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If m = 2, find the value of 3m − 5.
Simplify the expression and find the value if x is equal to 2:
x + 7 + 4 (x - 5)
Simplify the expression and find the value if x is equal to 2:
4 (2x - 1) + 3x + 11
If x = 4, evaluate:
`"x"^2/8`
If x = 10, evaluate:
100x + 225
If y = 5 and z = 2, evaluate:
9y2z
If m = − 8, evaluate:
2m + 21
If p = − 10, evaluate:
`"p"^2/50`
If y = − 8, evaluate:
y2 + 12y
Find T, if T = 2a – b, a = 7 and b = 3.