Find the slope-intercept form of the equation, algebra homework help
QUESTION 1
Find the slope-intercept form of the equation of the line that passes through the given point and has the indicated slope m. Sketch the line.
(0,-4), m=7
y=7x+7
y=7x-4
y=7x+7
y=-4x-4
y=7x-7
5 points
QUESTION 2
Find the slope-intercept form of the equation of the line that passes through the given point and has the indicated slope m.
(-6,6), m=-2
y=6x+6
y=6x-6
y=-6x-6
y=-2x-6
y=-2x+6
5 points
QUESTION 3
Determine whether the lines are parallel, perpendicular, or neither.
Parallel
Perpendicular
Neither
5 points
QUESTION 4
Evaluate the function ƒ (x) = 6x – 5 at ƒ (1)
5 points
QUESTION 5
5 points
QUESTION 6
Does the table describe a function?
5 points
QUESTION 7
-h – 8, h≠0
-h – 6, h≠0
-h – 5, h≠0
-h – 9, h≠0
-h – 7, h≠0
5 points
QUESTION 8
Find all real values of x such that ƒ(x) = 0.
ƒ(x) = 42 – 6x
5 points
QUESTION 9
Find all real values of x such that ƒ(x) = 0
5 points
QUESTION 10
Find the domain of the function.
All real numbers t except t≠0
Negative real numbers t
All real numbers t such that t > 0
Non-negative real numbers t
All real numbers t such that t<0
5 points
QUESTION 11
Find the average rate of change of the function from x1 =0 to x2 =3
ƒ(x) = 7x + 13
The average rate of change from x1 =0 to x2 =3 is -7
The average rate of change from x1 =0 to x2 =3 is 7
The average rate of change from x1 =0 to x2 =3 is -13
The average rate of change from x1 =0 to x2 =3 is 13
The average rate of change from x1 =0 to x2 =3 is 19
5 points
QUESTION 12
Find the zeroes of the function algebraically.
ƒ(x) = 2x2 – 3x – 20
–5 /2 , 4
–5 /2 , -4
–2 /5 , 4
5 /2 , -4
5 /2 , 4
5 points
QUESTION 13
Find (ƒ+g)(x)
ƒ(x) = x+3, g(x) = x – 3
5 points
QUESTION 14
Find (ƒ-g)(x)
ƒ(x) = x + 6, g(x) = x – 6
2x – 12
12
2x – 6
2x + 12
2x
5 points
QUESTION 15
Find (ƒg)(x)
ƒ(x) = x2 , g(x) = 7x – 6
7x3 + 6x2
7x3 – 6x2
7x2 – 6x3
7x2 + 6x3
7x – 6x2
5 points
QUESTION 16
Evaluate the indicated function for ƒ(x) = x2 + 3, g(x) = x – 5
(ƒ + g)(6)
5 points
QUESTION 17
find ƒ ∘ g
ƒ(x) = x2 , g(x) = x – 5
x2
(x-5)2
(x+5)2
x2 -5
x2 +5
5 points
QUESTION 18
Find the slope and y-intercept (if possible) of the equation of the line. Sketch the line.
y = 7x + 5
m = 7
y-intercept (0,5)
m = -7
y-intercept: (0,5)
m=5
y-intercept: (0,5)
m = -5
y-intercept: (0,5)
m is undefined
y-intercept: (0,5)
5 points
QUESTION 19
Plot the points and find the slope of the line passing through the pair of points
(0,6), (4,0)
m = 3/4
m = -3/2
m = -3/2
m = -2/3
m = 3/2
5 points
QUESTION 20
Plot the points and find the lope of the line passing through the pair or points
(11,0), (0,-9)
m = -11/9
m = 9/11
m = -9/11
m = 11/9
m = -7/13
5 points
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