Answer:
He is 13 years old
Step-by-step explanation:
32-45=-13
the opposite of -13 is positive 13
Answer:
314
Step-by-step explanation:
Answer:

Step-by-step explanation:
<u>Finding the missing side</u> :
- x² = 13² - 12²
- x² = 169 - 144
- x = √25
- x = 5
<u>Taking the cot value</u> :
- cot T = adjacent / opposite
- cot T = -5/12 (As cot is negative in Quadrant 2)
Answer:
x≥-8
Step-by-step explanation:
domain of f(x) :
9(x+8)≥0
x+8≥0
x≥-8
Answer:
18(x - 3)
Step-by-step explanation:
18x - 54 ← factor out 18 from each term
= 18(x - 3)