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RUDIKE [14]
3 years ago
7

7. If f(x) = x2 – 3x, what is f(5)? a. 4 b. 8 C. 10 d. 16

Mathematics
2 answers:
AveGali [126]3 years ago
7 0
The answer is 10, so it would be C
Alina [70]3 years ago
5 0

Answer: C

Step-by-step explanation:

this is only the answer if the x is squared

plug 5 in for x

(5)^2-3(5)

25-15= 10

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Please help I need u I have a picture to explain
mariarad [96]

Answer:

a10 = 12/7

Step-by-step explanation:

an = a1 + (n-1) d

a10 = 3/7 + ( 10-1) 1/7

a10 = 3/7 + (9) 1/7

a10 = 3/7 + 9/7

a10 = 12/7

3 0
3 years ago
What is the first step in solving this equation?<br><br> 10d - 4 = 91
Vikentia [17]

Answer:

Step-by-step explanation:

the first step in solving this equation is adding 4 on both sides

10d = 95

d = 95/10 = 9.5

8 0
3 years ago
A prism is completely filled with 1120 cubes that have edge lengths of 1/2 in. What is the volume of the prism?
DedPeter [7]

Answer:

Volume of the prism = 140 cubic inches.

Step-by-step explanation:

The edge length of the cube is 1/2 inches.

The volume of the cube is given by

\text{Volume}=(\text{edge})^3\\\\V=(1/2)^3\\\\V=0.125

Now, it has been given that there are 1120 cube is completely filled in the prism. Hence, we have to the multiply the volume by 1120.

Volume of the prism = 1120 × 0.125

Volume of the prism = 140 cubic inches.

6 0
3 years ago
Read 2 more answers
Find the ratio of x to y if 7/x = 5/y. Help me!!!!
MakcuM [25]
7/x = 5/y
Can be changed to:
5x = 7y
So, x = (7/5)y and
y = (5/7)x

6 0
3 years ago
Jacob had 23 football card they come in a pack of 12 what is the mass of the sun?
notsponge [240]
The awnser is one I hope I helped you with this question
3 0
3 years ago
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