Answer:
True
Step-by-step explanation:
(0,-1) lands on the y-axis
Answer:
403
Step-by-step explanation:
Cosine is positive in Quadrant IV.
I'm 100% sure it's A. Because i measured angle with protactor and it's about 110°.
I hope this helped!!!:)
Answer:
2sqrt(2)
Step-by-step explanation:
5x^2 - 40 = 0
=> 5x^2 = 40
=> x^2 = 40/5 = 8
=> x = sqrt(8) = sqrt(4 x 2) = 2sqrt(2)