Express the sum or difference as a product.sin 
+ sin 
A. 2 sin 
sin x
B. 2 cos 5x sin x
C. 2 sin 
cos x
D. 2 sin 5x
Answer: C
Mathematics
You might also like to view...
Write the phrase as a variable expression. Use x to represent "a number."The quotient of 74 and a number
A. x - 74
B. 74 - x
C. 
D. 
Mathematics
Find the union of the sets.{-5, -1, 2, 6} ? {-3, 1, 4, 8}
A. {-5, -3, -1, 1, 2, 4, 6, 8} B. {-1, 1, 2} C. ? D. {1}
Mathematics
Factor the polynomial.10z2 + 11z - 6
A. (10z + 3)(z - 2) B. (2z + 3)(5z - 2) C. (2z - 3)(5z + 2) D. prime
Mathematics
Find the volume and surface area of the figure. Use 3.14 as the approximate value of ?. Round your answer to the nearest tenth, if necessary.
A. V = 10,613.2 yd3 SA = 1898.1 yd2 B. V = 816.4 yd3 SA = 540.9 yd2 C. V = 2653.3 yd3 SA = 1081.7 yd2 D. V = 408.2 yd3 SA = 2694.1 yd2
Mathematics