Answer:
The student made the first mistake in step 2.
Step-by-step explanation:
Answer: 225
Step-by-step explanation:
<u>What is a square number</u>?
A square number is a product of a number times itself
So, the 12th square number would be 12 * 12, or 12²
The 9th square number would be 9 * 9, or 9²
The equation would be 12² + 9²
So:
12² + 9²
= 144 + 81
= 225
So, the answer is 225
Answer:
5j
Step-by-step explanation:
Multiply the number of boxes time the pencils in each box
5j
Answer:
25
%
Step-by-step explanation:
te puedes subcribirte a mi canal se llama navegando con incognito
-28 x^2 + 42 x^3 + 21 x^4 is your Answer