Step-by-step explanation:
f(-1)=3×(-1)²-4×(-1)
=3×1-4×(-1)
=3+4
=7
hope it helps.
The side length is 3 inches
<h3>What is the perimeter of a cube?</h3>
The formula for perimeter of a cube is given as:
Perimeter = 12 × side length
We have that;
- Perimeter = 36 inches
- Side length be x
Substitute into the formula
12x = 36
Divide both sides by 12
12x/12 = 36 / 12
x = 3 inches
The side length is x and equal to 3 inches.
Hence, the side length is 3 inches
Learn more about a cube here:
brainly.com/question/1972490
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Answer:
the answer for just eliminate the variables and to the solving tho get the answer as they get the answer to the number above
Answer:
Next three terms are: - 13, - 17, - 21
Step-by-step explanation:
Evety time it decreases by 4.
