If f(x)=3x^2-7 , find f(4). Show all work
2 answers:
Plug in all x's for 4. 4^2 = 16 --> 16x3=48 --> 48-7 = 41
41 is the final answer
<span>f(x)=3x</span>²<span>-7
Simply insert value of x, 4 into the equation then simplify
f(4)=3(4)</span>²-7
=3(16)-7
= 48 -7
= 41
You might be interested in
Step-by-step explanation:
x=k/y------(1)
k=xy
k= 7×3
k=21
from equation 1
x=k/y
y=k/x
y=21/9
y = 2.33
First I need to know is the price of each potato.. Once I know the price it will be simple to find the answer.
The answer would be 74 I took the test :)
Answer:
i don't understand
Step-by-step explanation:
.....
The least common denominator is 150. 15x10 = 150, and 50x3 = 150
