Use the graph to complete the identity.
= ? 
A. sec x
B. cos x
C. csc x
D. sin x
Answer: B
Mathematics
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Find the derivative.y = 
+ 
A. 
= 
+ 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Mathematics
Factor.8x2 - 8x - 48
A. 8x2 - 8x - 48 B. 8(x + 2)(x - 3) C. (8x + 16)(x - 3) D. 8(x - 2)(x + 3)
Mathematics
Find the circumference of the circle. Use ? ? 3.14 and round to the nearest hundredth.diameter = 78 units
A. 489.84 units B. 122.46 units C. 244.92 units D. 19,103.76 units
Mathematics
Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.- 
A. Irrational, -32.000 B. Irrational, -8.000 C. Rational, -8 D. Not a real number
Mathematics