Advertisements
Advertisements
Question
If x = 5 and y = 4, evaluate:
3x2y
Sum
Advertisements
Solution
3x2y
= 3 × x × x × y
= 3 × 5 × 5 × 4
= 300
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find the value of the following expression, when x = −1:
2x2 − x − 2
Simplify the expression and find the value if x is equal to 2:
3 (x + 2) + 5x - 7
Simplify the expression and find the value if x is equal to 2:
4 (2x - 1) + 3x + 11
If x = 4, evaluate:
`"x"^2/2`
If x = – 6, evaluate:
4x2
If a = 5 and b = 6, evaluate:
2b2
If x = − 6, evaluate:
4x – 9
If m = 9 and n = − 2, evaluate 4mn
If m = − 8 and n = − 2, evaluate:
(4n)2
Evaluate -p2 when p = 5.
