Answer:
35
Step-by-step explanation:
3x-15=90
3x=90+15
x=105/3
x=35
(x+1)(2x2−x+6)
Answer:Function3
1/sin^2A -cos^2A/sin^2 A. ~tan = sin/cos
(1-cos^2)/sin^2A. ~ take lcm
sin^2A/sin^ A. ~ 1-cos^2A = sin^2A
1
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