Advertisements
Advertisements
Question
If m = − 8, evaluate:
`"m"^2/4`
Sum
Advertisements
Solution
`"m"^2/4`
= `("m"xx"m")/4`
= `(-8)^2/4`
= `((-8)xx(-8))/4`
= `64/4`
= 16
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Simplify the expression and find the value if x is equal to 2.
6x + 5 (x − 2)
Simplify this expression and find its value if x = 3, a = -1, b = -2.
2 - 8x + 4x + 4
Simplify this expression and find its value if x = 3, a = −1, b = −2.
10 - 3b - 4 - 5b
If x = 4, evaluate:
`"x"^2/8`
If x = 5 and y = 4, evaluate:
3x2y
If x = 2 and y = 10, evaluate:
30xy
If x = − 6, evaluate:
`"x"^2/2`
If x = 2 and y = − 4, evaluate:
5x2y
If m = 9 and n = − 2, evaluate 2m2n
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.
