Answer:
9x2+5x
Step-by-step explanation:
combine like terms
Answer:
see explanation
Step-by-step explanation:
To find x use the sine ratio in the right triangle and the exact value
sin60° = , then
sin60° = = = ( cross- multiply )
x = 28 ( divide both sides by )
x = 28
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To find y use the tangent ratio in the right triangle and the exact value
tan60° = , then
tan60° = = = ( multiply both sides by y )
14 = y ( divide both sides by )
y = 14
Answer: 2/9
Step-by-step explanation:
Simplify the expression.
Hello,
y=sin²(cos(2x))
y'=2*sin(cos(2x))*cos(cos(2x))*(-sin(2x)*2)
= -4*sin(cos(2x))*cos(cos(2x))*sin(2x)
Answer:
answer is choice 4 because in te given angle A and angle B are congrunt and if they are acute the degree measure is 0-90