Pre Algebra pt.1
Write the expression using exponents
4
4¹
Find the product
y8 x y
y9
Write the expression using a positive exponent.
9-4
1/94
Determine whether the function has a minimum or maximum value.
y = -x2 + 2
Maximum
Solve the equation using the quadratic Formula.
x2 - 8x = 20
-2, 10
Evaluate the expression
2 x 4³
128
Find the quotient
k10/k4
k6
Express the number in standard form
9 x 10-2
0.09
State the minimum or maximum Value of
y = x2 - 4x + 4
0
Find the final value of an investment if $2,000 is invested at an interest rate of 3% compounded quarterly for 8 years.
$5250.22
Factor the Monomial
63
32 x 7
Find the product
(5a3)(-6a4)
-30a7
Express the number in scientific notation
0.000561
5.61 x 10-4
Describe how the graph of the function is related to the graph of f(x) = x2
f(x) = x2 - 3
Shifted down 3 units
Find the next 3 terms in the geometric sequence.
3, 9, 27, ...
Then, Write an equation for the nth term of the geometric sequence.
81, 243, 729
an = 3(3)n-1
Evaluate the expression if w= -3/4 and y=1
w3 + y2
37/64
Factor the Monomial
-25ab2
-1 x 5 x 5 x a x b x b
Simplify.
(3x7)2
9x14
Solve the equation by completing the square.
y2 - 6y + 2 = 0
5.6, 0.4
Look for a pattern in the table of values to determine which model best describes the data. Then write an equation for the function that models the data.
X 0 1 2 3 4
Y 0 3 12 27 48
Quadratic
y = 3x2
Adult humans have 25 teeth. How many teeth do Adults have?
32 Teeth
If 1 millimeter is equal to 10-3 meters and 1 nanometer is equal to 10-9 meters, how many nanometers are in one millimeter? Write using a positive exponent.
106
A school distrct's spending on students over the last five years is represented by the equation y=325x2 + 0.2x + 1427. Is this equation Linear?
NO
A ball is thrown off a cliff that is 100 ft high. The function h = -16t2 + 100 models the height h of the ball after t seconds. Compare the graph of this to the graph of h = t2.
reflected across the x-axis, vertically compressed, and shifted up 100 units
Shelly's investment of $3000 has been losing value at a rate of 3% each year. What will her investment be worth in 6 years?
$2498.92