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Musya8 [376]
3 years ago
15

Factor a2 + 4ab - 45b2 on your paper. Which one of these is a factor of the trinomial?

Mathematics
1 answer:
forsale [732]3 years ago
4 0
It factors out to: (a-5b)(a+9b)
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Answer:

14) 9:15 pm

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Step-by-step explanation:

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7 0
3 years ago
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PLEASE ANSWER CORRECTLY WILL GIVE 15 PTS! Solve each of the following inequalities.
Kitty [74]

Answer:

a. k > 7

b. a < -21

c. h > 9

d. f < 301

Step-by-step explanation:

a. 2k + 7 > 21

2k > 14

k > 7

b. a/3 + 12 < 5

a/3 < -7

a < -21

c. 6h − 5 > 49

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h > 9

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5 0
3 years ago
the relationship between altitude and the boiling point is linear.AT an altitude of  8300ft 8300 ft , the liquid 
mojhsa [17]

Complete Question

The  relationship  between  altitude  and  the  boiling  point  is  linear. At  an  altitude  of   8300ft, the  liquid  boils  at   194.23 °  F

At  an  altitude  of   4200 ft ,  the  liquid  boils  at   202.02° F.

Write  an  equation  giving  the  boiling  point   b  of  the  liquid,  in  terms  of  altitude  a  in   feet . feet . What  is  the  boiling  point  of  the  liquid  at   2600ft

Answer:

The equation is  y  =  -0.001943x + 210.3569

At  2600ft  the temperature is  y  =  205.3051 \  °F

Step-by-step explanation:

From the question we are told that

    The temperature at 8300ft is 194.23 °  F

    The  temperature at 4200 ft is 202.02° F

Generally the slope for this relationship is mathematically represented as

      m  =  \frac{ 202.2 - 194.23}{ 4200 - 8300}

=>     m  = 0.001943  ^o  F / ft  

Generally the according to the point slope formula is

      y - y_1  =  m(x -x_1 )

=>   y - 194.23 =  -0.001943 (x - 8300 )

=>  y - 194.23 =  -0.001943x + 16.1269

=>  y  =  -0.001943x + 210.3569

Now we are given from the question that   x =  2600 ft

Then  

         y  =  -0.001943(2600) + 210.3569

=>      y  =  205.3051 \  °F

   

5 0
4 years ago
Count back 1,2,3. write the difference
galina1969 [7]
The difference is 0 I think
7 0
3 years ago
How to identify the segment bisector ?
N76 [4]

why did you white the next part out, im sure it held some information. anyways, judging from the picture the segment bisector is line QS, so draw a line (segment with arrows sticking out of its two sides) above the two letters QS.

4 0
4 years ago
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