Solve the equation. Express radicals in simplest form.(x + 16)2 - 6 = 0
A. {-4 + 
, -4 - 
}
B. {16 + 
, 16 - 
}
C. {-10, 22}
D. {-16 + 
, -16 - 
}
Answer: D
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Calculate the instantaneous velocity for the given value of t of an object moving with rectilinear motion according to the given function relating s (in ft) and t (in s)s = 5t3 - 5t2 + 10; t = 5
A. 365 ft/s B. 25 ft/s C. -25 ft/s D. 325 ft/s
Write the appropriate rotation formulas so that in a rotated system the equation has no x'y'-term.6x2 - 4xy + 3y2 - 8x + 8y = 0
A. x = 
; y = 
B. x = 
x' - 
y'; y = 
x' + 
y'
C. x = 
x' - 
y'; y = 
x' + 
y'
D. x = 
; y = 
Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge $8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
Provide an appropriate response.A prime number has exactly 
factor(s).
A. 3 B. 1 C. 0 D. 2