For his book report, Bobby made color copies and black-and-white copies. The black-and-white copies cost $2.75 in all. The color
1 answer:
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Answer:
A.
Step-by-step explanation:
To find f(-2) in f(x)=5*3^x, plug in -2 into all the x values.
f(-2)=5*3^-2, you can use calculator to calculate 3^-2 which equals 0.1, forever 1's.
f(-2)=5*0.1=0.5 Forever 5's.
f(-2)=0.5 or
Hope this helps!
If not, I am sorry.
we know that
step 1
multiply by
so
step 2
Divide numerator and denominator by
therefore
the answer is
F = 9/5(40) + 32
F = 72 + 32
F = 105
40°C is ~105°F, and the closest would be D.