X^2-12+36=90
(x-6)^2=90
x-6= sqrt of 90
x-6= +- 3 sqrt of 10
x = 6 +- 3 sqrt of 10
If you plug in each answer, you would get 37.5 as the correct answer. all you do is multiply 37.5% and 120. That will equal 45.
Answer:
7
Step-by-step explanation:
9*9=81
81+7=88
Answer:
1 * 10^3
Step-by-step explanation:
1440 can be rounded off to the nearest hundred as 1400.
1440 can be rounded off to the nearest thousand as 1000.
1000 = 1 * 10^3
The 2 is in the tenths place so it's 2/10 or two tenths. : )