Growth/Decay
Suppose your friend's parents invest $15,000 in an account paying 6% compounded annually. What will the balance be after 9 years?
What is 25342.18$
Factor the expression.
2y^2+7y+6
What is (y+2)(2y+3)
Identify the domain and range of the function.
F(x)=2/3x^2
What is The domain is all real numbers and the range is Y Greater than or equal to 0
Solve the equation.
(x+7)(x-1)
What is -7,1
Find the balance in the account after the given period. $5000 principal earning 6% compounded annually, 8 years
What is 7969.24$
Factor.
12x^2-13x-4
What is (3x-4)(4x+1)
Order the group of quadratic functions from widest to narrowest graph.
y=7x^2,y=-3/5x^2,y=-1/2x^2
y=-1/2x^2,y=-3/5x^2,y=7x^2
Solve.
(x-5)(4x+5)=0
What is 5,-5/4
State whether the equation represents exponential growth, exponential decay, or neither.
y=9 (0.72)^x
What is Exponential Growth
Factor the expression.
9x^2+9x+2
What is (3x+2)(3x+1)
Order the group of quadratic functions from widest to narrowest graph.
y=6x^2,y=-3/4x^2,y=-1/2x^2
y=-1/2x^2,y=-3/4x^2,y=6x^2
Use the zero-product property to solve the following equation.
-7n(4n-3)=0
What is n=0,3/4
State whether the equation represents exponential growth, exponential decay, or neither.
y=3 (1.02)^x
What is Exponential Growth
The area of a rectangular knitted blanket is
14x^2- 3x- 2.
What are the possible dimensions of the blanket? Use factoring.
What is 7x+2,2x-1
The formulas for f(x) and g(x) are identical except for their leading coefficients a. Compare the graphs of f and g.
f(x)=4x^2, g(x)=7x^2
What is The graph of g is narrower than that of f.
Solve by factoring.
c^2+8c+15=0
-3,-5
If your income increases by 200%, what is the growth factor?
What is 3
Factor the expression completely.
15x^2-25x-60
What is 5(3x+4)(1x-3)
In graphing a quadratic function of the form
f(x)=a(x−h)^2+k,
what information can be gathered from the variable a?
What is If a is positive, the parabola opens up, and if a is negative, the parabola opens down.
Write the following equation in standard form
8q^2-5q=7q^2-8q+10