Solve the equation for exact solutions.arcsin 2x + 2 arccos x = ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find all real numbers that satisfy the equation. Round approximate answers to the nearest hundredth.2 cos(3x) = 
A. 
B. 
C. {x|x = 0.17 + k? or x = 1.92 + k?}
D. {x|x = 0.26 + 2k? or x = 1.83 + 2k?}
Mathematics
Find the LCD for the list of rational expressions.
, 
A. t B. t(t - 1) C. t - 1 D. 56
Mathematics
Multiply using the distributive property.5(-3w + 7)
A. -15w + 7 B. -15w + 35 C. -105w D. 3w - 35
Mathematics
Identify any intercepts and test for symmetry. Then sketch the graph of the equation.
?
?
A. x- intercept: (
, 0)
y- intercept: (0, ±6)
No symmetry
B. x- intercept: (
, 0)y- intercept: (0, -6)
No symmetry
?
C. x- intercept: (
, 0)y- intercept: (0, 6)
No symmetry
D. x- intercept: (
, 0)y- intercept: (0, 6)
No symmetry
?
E. x- intercept: (
, 0)y- intercept: (0, ±6)
No symmetry
?
Mathematics