7.4 Solving Polynomial Equations (in factored form) Homework - CHRISTOPHER HOWELL | Library

Instructions

Write all solutions from left to right, smallest to largest.

2

Solve the equation:
−2v(v + 1) = 0

_______ & _______ 

2

Solve the equation:
(y + 2)(y − 6) = 0

_______ & _______ 

2

Solve the equation:
(4q + 3)(q + 2) = 0

_______ & _______ 

1

Solve the equation:
(5m + 4)^{2} = 0

_______ 

3

Solve the equation:
5p(2p − 3)( p + 7) = 0

_______ & _______ & _______ 

2

Find the x-intercepts of the graph.

_______ & _______ 

1

Factor the polynomial.
6d^{2} − 21d

_______ 

2

Solve the equation:
6m^{2}+ 12m = 0

_______ & _______ 

2

MODELING REAL LIFE 
The Gateway Arch in St. Louis can be modeled by y = − \frac{2}{315}(x + 315)(x − 315), where \bold \large x and \bold \large y  are measured in feet. 

The x-axis represents the ground.
\bold{a)} Find the width of the arch at ground level.
_______ft

\bold{b)} How tall is the arch?
_______ft