To add or subtract with powers, both the variables and the exponents of the variables must be the same. You perform the required operations on the coefficients, leaving the variable and exponent as they are.
They can play both if they wanted to......
Answer:
70 centimeters squared
Step-by-step explanation:
area of trapezoid formula is 1/2 (b1 + b2)
1/2 (7+13)(7)
7 is base 1, 13 is base 2, 7 is the height
1/2(7+13)(7)
1/2(20)(7)
1/2(140)
70
Answer:
8
Steps:
Plug in 2 for x in h(x)
h(2) = -(2)^2 + 6 * 2
h(2) = -4 + 12
h(2) = 8
