Answer: A
(He has the side lengths in the wrong place in the cosine ratio)
Answer:
amusing you mean 3x^2-8x-16 the answer is when x is equal to -4/3 and 4
Step-by-step explanation:
3x^2-8x-16 ------> (3x+4)(x-4)
3x+4=0 ----> 3x=-4 ----> x=-4/3
x-4=0 ----> x=4
Answer:
should be 4
Step-by-step explanation:
Answer: 138°
Step-by-step explanation: since the line is crossing parallel lines the number opposite of your x is the same as 138°
