Answer:
4
Step-by-step explanation:
60/15=4
The final interior angle is 127<span>°. Pentagons' interior angles add up to 540, so you add the ones you know together, subtract the big number from 540, and you have your answer. </span>
One year equals 31536000 seconds
365×24×60×60
Answer:
(f-g)(4) = 10
Step-by-step explanation:
(f-g)(x) = f(x) - g(x)
= 1/2 x^2 - 1/4 x + 4 - 1/2 x + 1
= 1/2 x^2 - 1/4 x - 1/2 x + 4 + 1
= 1/2 x^2 - 3/4 x + 5
(f-g)(4)
= 1/2 (4)^2 - 3/4 (4) + 5
= 1/2 * 16 - 3 + 5
= 8 - 3 + 5
= 5 + 5
= 10
