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scZoUnD [109]
3 years ago
9

What is the value 6x^2-13 for x=2

Mathematics
1 answer:
salantis [7]3 years ago
7 0

6x^{2}-13 while x=2. Inorder to solve this, we must substitute x with its value.

6 \times 2^{2}-13

=6 \times 4-13

=24-13

=11

Therefore, the answer is 11.

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(Please help :) Look at the sequence of numbers in each question and write the expression using n (find the nth term, eg, 3n+6)
lianna [129]

Answer:

1. 4n+2

2. 2n+2

3. 5n-3

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5. 3n

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3 0
4 years ago
Help me... Again... I'm just s t u p i d TvT
pishuonlain [190]

Answer:

u= -4

Step-by-step explanation:

-36=9u

u=-36/9

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u=-4

4 0
3 years ago
Read 2 more answers
Solve for t in scientific formula d=rt
yarga [219]
The problem is: d=rt
you are solving for r

d=rt
--  --
t    t


you divide both sides by r, so your answer is:

d/t=r or r=d/t

I hope this helped! :))
3 0
3 years ago
Can someone help me with math pls?
mars1129 [50]

Answer:

1 - 12

2 - 22

3 - 12

4 - waterslide

5 - 3

6 - 36%

7 - 9/28

8 - 8/22 or 4/11

9  - 6/25

10 - 50

Step-by-step explanation:

1 - 28-8-7=12

2 - 3+8+11=22

3 - 9+3=12

4 the total at the water activities was 20 while the total at the picnic was 18

20 is greater than 18 therefore the waterslide was favored

5 - 12 - 9 = 3

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4 0
3 years ago
Please help me !!!!!!!!!!!!!!!!!!!!
Ann [662]

21:28 => 3:4

96:32 => 3:1

22:33 => 2:3

12:36 => 1:3

72:56 => 9:7

54:63 => 6:7

Hope it helps!

7 0
3 years ago
Read 2 more answers
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