Advertisements
Advertisements
Question
If x = 5 and y = 4, evaluate:
8xy
Sum
Solution
8xy
= 8 × x × y
= 8 × 5 × 4
= 160
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If m = 2, find the value of `(5m)/2 - 4`.
Find the value of the following expression, when x = −1:
2x2 − x − 2
If x = 4, evaluate:
x2 – 2x
If m – 6, evaluate:
2m2 + 3m
If x = 4, evaluate:
12x + 7
If a = 5 and b = 6, evaluate:
6a2b
If y = 5 and z = 2, evaluate:
(5z)3
If m = 3 and n = 7, evaluate:
12mn
If m = − 8 and n = − 2, evaluate:
3m2n
The temperature in the Fahrenheit scale is represented by F and the temperature in the Celsius scale is represented by C. If F = `9/5` × C + 32, find F when C = 40.
