Advertisements
Advertisements
Question
If y = − 8, evaluate:
y2 + 12y
Sum
Advertisements
Solution
y2 + 12y
= (y × y) + (12 × y)
= ((− 8) × (− 8)) + (12 × (− 8))
= 64 + (− 96)
= −32
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If m = 2, find the value of 3m − 5.
When a = 0, b = −1, find the value of the given expression:
a2 + ab + 2
If m – 6, evaluate:
2m2 + 3m
If m = 2, evaluate:
`1/4xx"m"^3`
If a = – 10, evaluate:
5a
If a = 5 and b = 6, evaluate:
2b2
If y = 5 and z = 2, evaluate:
100yz
If y = 5 and z = 2, evaluate:
(5z)3
If x = 2 and y = 10, evaluate:
50xy2
If m = 9 and n = − 2, evaluate (2n)3
