exam
Maths Puzzle
Numerical Ability
Find the x intercepts of f(x)=x^2+4x-21
a.-3,0 and 7,0
b.-7,0 and 3,0
c.0,-3 and 0,7
d.-11,0 and 10,0
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exam Other Question
Tutor Can you help me please? How do I divide and simplify this equation?
9y^4 over 6y divided by y^2 over 3
Thank you!!!
A pump removes 1000 gal of water from a pool at a constant rate of 50 gal/min.
a. Write an equation to find the amount of water y in the pool after t minutes.
b. Graph the equation and interpret the t- and the y-intercepts.