Ch 6 Exponent Rules
Ch 6 Exponential Functions
Ch 7
Ch 8
Ch 9
100
Simplify and write the expression with positive exponents. (73)(72)
75
100
Does the graph show exponential growth or decay?
Exponential Decay
100
Simplify the expression.
(4a3 - 8a - 4a2) + (7a3 - 7 - 6a)
11a3 - 4a2 -14a -7
100
What variable represents domain? What represents range?
Domain: x
Range: y
100
Solve by factoring: x2+3x-10=0
x=-5, x=2
200
Simplify and write the expression with positive exponents.
(3x2z4/2xz)3
3z/2x
200
What is a, the initial amount, for the function:
f(x)=300(1.16)x
300
200
Simplify
(2x - 1)(x + 2)
2x2+3x-2
200
What values of a stretch a quadratic?
a>1
200
Solve by the square root method: (x+5)2=144
x=-17, x=7
300
Simplify and write the expression with positive exponents.
3x0 / (3x-4y3)2
x8/3y6
300
What is exponential growth rate for the function:
f(x)=300(1.16)x
0.16 or 16%
300
Simplify. (3x−y)(3x+y)
9x2-y2
300
What is the formula to find the vertex?
x=b/2a
300
Solve by completing the square, round to the nearest tenth: x2+6x-4=0
x=0.6, x=-6.6
400
Simplify
3*x4/3*y5/3*z
400
Solve: 98-x = 27x-3
x=5
400
Factor by grouping:
4p3+8p2+3p+6
(4p2+3)(p+2)
400
Define axis of symmetry.
the vertical line that passes through the x value of the vertex.
400
Solve using the quadratic formula: 3x2+30x-117
x=-13, x=3
500
Which option is the correct simplification
A
500
Solve: 813-x = (1/3)5x-6
x=-6
500
Factor completely: 4x2-36
4(x+3)(x-3)
500
What is a maximum or minimum?
The highest or lowest point of the quadratic. (the vertex)
500
For what values of the discriminant will the quadratic for two solutions, one solution, and no solution?
>0 then two solutions
=0 then one solution
<0 then no solution