Solve the quadratic equations below. 3x2 + 22x + 35 = 0
1 answer:
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Answer:
3^2 + x^2 = 9^2
9 + x^2 = 81
x^2 = 72
x = , which is about 8.5
Cosine X = 3/9
Cosine X = 1/3
angle x= 70.5
If angle x= 70.5, angle z = 19.5 degrees.
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