Answer: (0,-7)
Steps: To find y-intercept, substitute x=0
f(0)= -7-3×0+g×0^3 +0^2
Multiply & Evaluate powers
f(0)=-7-0+6×0+0
Remove zeros. Multiply.
f(0) -7+6×0 → f(0) -7+0
Remove the zero
f(0)=-7
Hope this helps ʕ•ᴥ•ʔ
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Answer: y = 42°
Step-by-step explanation: You can find the second angle in that triangle because it is next to another 90° angle. Then you add 90 and 48 and subtract that number from 180 and you get 42. Hope this helps!
Answer: I uploaded the answer to a file hosting. Here's link:
Step-by-step explanation: