What is the domain of the constant function y=1
(-∞,∞)
Simplify
x=√18
x=+/- 3√2
Transform the function
y=x2
one unit up
y=x2+1
Re-write this in logarithmic form
52=6
Log56=2
54m3 - 128n3, factor this difference of cubes
(make sure to take out the GCF)
2(3m-4n)(9m2+12mn+16n)
If j(x) = 2x+9 what is j(7)
25
Write equation in vertex form:
y=x2+16x+71
y=(x+8)2+7
y=2(x+5)2+2
Solve using the change of base formula
Log71297=?
1.3357
Solve a growth formula with the following variables:
Initial amount=1800 Growth Rate=7% Time=15
F(15)=1,800(1.07)15
F(15)=4966.26
List the Domain, Range and say if it is a function or not.
{(1,2),(9,10),(10,4),(8,2)}
Domain: {1, 9, 8, 10}
Range: {2, 4, 10}
Answer: Yes, it is a function
Solve by taking the square root:
x2-64=0
x= +/- 8
Factor
x2+7x+12
(x+4)(x+3)
Make as simple as possible.
7 * (Log327+Log32) = Log316-Log34
Log3547=Log34
(p+3r)(2r-1)
Solve (g-h)(x) if
g(x) = x2 +5
h(x) = x2 + 5x - 7
-5x+12
Factor using the x-method: 2x2+7x+6=0
(x+2)(2x+3)
Solve: (3-4i)2
-7 - 24i
What is x equal to?
3x=17
x=2.5789
Solve:
Laura deposited $12,000 into an account that earns 8% interest. How much money will she have in 5 years of the interest is compounded quarterly?
$12,831.37
What is the inverse of
f(x) = 3x-8
(x+8) over 3
Solve using the quadratic formula:
2x2-7x-9=0
X= 4.5 X= -1
Factor: 6x2+5x-4
(3x+4)(2x-1)
What is n equal to?
9n+10 +3 =81
n=-8.0171
x3+7x2-3x+4 divided by x+2
x2+5x-13+(30/x+2)