Answer:
Step-by-step explanation:
take 45 degree as reference angle
using sin rule
sin 45 =opposite /hypotenuse
1/
=24/k(do cross multiplication)
24
=k
Answer: y = -5(x+1)^2+20
Step-by-step explanation: I haven't done any math in a long time so take this with a grain of salt but they were equivalent on the calculator.
Answer:
1, 3, 9, 27
Step-by-step explanation:

You need the first 4 terms, so let n = 1, and evaluate the expression. Then do the same for n = 2, n = 3, and finally n = 4.
n = 1

n = 2

n = 3

n = 4

Answer:
D. 60y + 48
Step-by-step explanation:
You distribute (multiply) the 12 to everything inside the parentheses.
12 X 5y = 60y 12 X 4 = 48
60y + 48 is your answer. Hope this helps.