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Kipish [7]
3 years ago
12

F(-3)=–2a² – 5a + 4 what would the answer be or how would u solve it

Mathematics
1 answer:
Marat540 [252]3 years ago
8 0
F(-3)=-2(-3)^2-5(-3)+4 <---- Plug in -3
F(-3)=-2(9)+15+4
F(-3)=-18+15+4
F(-3)=7

F(-3)=7
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How do you solve this question<br><br> /
Alinara [238K]

Answer:

5/18

Step-by-step explanation:

Parentheses next to each other mean to multiply. So, this problem means you need to multiply -4/9 and -5/8. To multiply fractions, you just have to multiply across. To make it easier to understand what I mean...

<u>-4 </u>x <u>-5</u>  = <u>20</u> (when you multiply two negatives, it makes a positive)

9 x 8   = 72

20/72 simplifies to 5/18.

Hope this helps!! Have a wonderful day C:

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3 years ago
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4 years ago
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juin [17]

Answer:

There is a positive correlation between these two variables.

Step-by-step explanation:

Positive correlation is an association amid two variables in which both variables change in the same direction.  

A positive correlation occurs when one variable declines as the other variable declines, or one variable escalates while the other escalates.

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3 years ago
At what time the sum Rs. 5000 will be doubled at the interest<br>of 10% per annum?​
FromTheMoon [43]

Answer:

Time= 10 years

Step-by-step explanation:

Let total time=t

Initial Amount=5000

Final Amount=10000

Total interest = Final Amount - Initial Amount

                      =10000-5000\\=5000

Simple Interest =\frac{Initial Amount\times time\times rate}{100} \\\\5000=\frac{5000\times t \times 10}{100}\\\frac{t}{10} =1\\t=10 \ years

7 0
3 years ago
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