Answer:
C
Step-by-step explanation:
The answer is C because 1 * 2 = 2, 2 * 2 = 4, and 4 * 2 = 8.
We know that
[area of the rectangular piece of cardboard]=20*9-----> 180 in²
[area rectangular pictures]=3*[7*4]-----> 84 in²
[area of the cardboard that is not covered by pictures]=180-84----> 96 in²
the answer is
The area of the cardboard that is not covered by pictures is 96 in²
Answer:
B: Group A has less variability in the data.
Step-by-step explanation:
Group A's ages are around the same area while Group B's age is more spread out.
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Answer:
f(x) = (x+6)² - 10
Step-by-step explanation:
To write the equation in vertex form we, we need to use completing square method.
f(x) = x²+ 12x + 26 = (x² + 2*x*6 + 6²) - 6² + 26 = (x+6)² -36 + 26 =
= (x+6)² - 10
f(x) = (x+6)² - 10