Use half-angle identities to find the exact value of the expression.tan 75°
A. 2 + 
B. -2 - 
C. 2 - 
D. -2 + 
Answer: A
Mathematics
You might also like to view...
Evaluate the function for the given value. Round to the nearest thousandth.f(x) = e2x; f
A. 1.948 B. 0.002 C. 0.453 D. 0.513
Mathematics
Evaluate the determinant.
A. -12 B. 1 C. 0 D. 84
Mathematics
Write the whole number in expanded form.60,750
A. 6000 + 700 + 5 B. 60,000 + 700 + 50 C. 6000 + 70 + 5 D. 60,000 + 7000 + 50
Mathematics
Use the quadratic formula to solve the equation.x2 - 4x + 8 = 0
A. {2 ± 4i} B. {2 + 2i} C. {4, 0} D. {2 ± 2i}
Mathematics