Solve the problem.A projectile is fired from a cliff 400 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 180 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. 1159.38 ft
B. 653.13 ft
C. 253.13 ft
D. 506.25 ft
Answer: B
Mathematics
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Mathematics
Determine whether the argument in the problem below is valid or invalid. If valid, name the type of reasoning and if invalid, determine the error in reasoning. ? If a2 is odd, then a must be odd. a is even. Therefore, a2 is even. Assume that if a number is even, then it is not odd.
What will be an ideal response?
Mathematics
Use the power property to rewrite the expression.log2
A. 
log2
B. 8log2y
C. 
log2y
D. 
log8y
Mathematics
Graph the equation using the slope and y-intercept.y = - 
x
A. 
B. 
C. 
D. 
Mathematics