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evablogger [386]
2 years ago
15

State if each pair of ratios forms a proportion 4/3 and 8/6 yes or no??

Mathematics
1 answer:
Reptile [31]2 years ago
7 0

We have: \frac{4}{3}=\frac{4.2}{3.2}= \frac{8}{6}

Answer: Yes

Ok done. Thank to me :>

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3 - x3 > -4 help pls
Kamila [148]

Answer:

x<1.912931

Step-by-step explanation:

6 0
3 years ago
Evaluate . | 6a |- 10 for a = - 7
Ilia_Sergeevich [38]
The answer would be 32. This is because once you input -7 you multiply -7 and 6 and end up with -42 but since it is in absolute value it turns into positive 42. Now it is 42 - 10. At this point all you do is subtract which will get you 32. Hope this helps ; )
8 0
3 years ago
Read 2 more answers
Base of triangle exceeds the height by 4. If the area is 178.5 square inches, find the length of the base and the height of the
xxMikexx [17]
Area of a triangle:
A= (1/2)(bh)

In this problem we are given:
A= 178.5 in^{2}
b= h+4 in
h= UNKNOWN ("h")

Plug in our values into the area equation and solve for "h":
A= \frac{1}{2} bh
178.5 = \frac{1}{2} ((h+4)h) (multiply each side by 2 to get rid of the 1/2)
357 =  ((h+4)h)
357 =  h^{2} +4h
0=  h^{2} +4h -357
(357/21=17)
0= (h+21)(h-17) (solve both inequalities separately)

0= (h+21)
-21= h ( a negative height is not possible so, this answer is incorrect.)

0=(h-17)
h=17 in

Answer: base = (h+4)= (17+ 4) b= 21 in h= 17in


Please comment with any further questions! :)

5 0
3 years ago
Which of the following has no solution?
Luba_88 [7]

Answer:

  see below

Step-by-step explanation:

Option 1: the two solution sets overlap at <em>x=1</em>.

Option 2: the two solution sets do not overlap; no solution.

Option 3: together, the two set describe <em>all real numbers</em>.

5 0
3 years ago
Need help with this math​
polet [3.4K]

Answer:

N = Q/3  -  V

Step-by-step explanation:

Q = 2N + 3V solve for N

Subtract 3V from both sides

Q - 3V = 3N

Divide both sides by 3

(Q - 3V)/3 = N

Q/3 - V = N

or

N = Q/3  -  V

3 0
3 years ago
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