Calculate the area of the surface S.S is the portion of the sphere x2 + y2 + z2 = 49 between z = - 
and z = 
.
A. 98?
B. 49
?
C. 7
?
D. 98
?
Answer: B
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Add.-6 + 9
A. 3 B. -15 C. 15 D. -3
Solve the problem.A projectile is fired from a cliff 200 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 330 feet per second. The height h of the projectile above the water is given by 
where x is the horizontal distance of the projectile from the base of the cliff. Find the maximum height of the projectile.
A. 2,752.34 ft B. 850.78 ft C. 1,701.56 ft D. 1,050.78 ft
Find the vertex of the parabola.(y - 4)2 = 4(x - 2)
A. (2, 4) B. (-4, -2) C. (4, 2) D. (-2, -4)
What is the rule in words? What is the output when the input is 100? Write the rule as an equation.
A) The output is five less than the input; 95; y = x-5
B) The output is seven less than the input; 93; y = x-7
C) The output is six less than the input; 94; y = x-6
D) The output is two less than the input; 98; y = x-2
E) The output is six less than the input; 94; y = x-6