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Sloan [31]
3 years ago
5

Can someone help me solve for a ?

Mathematics
1 answer:
Liono4ka [1.6K]3 years ago
4 0

Answer:

a=6 or -6

Step-by-step explanation:

Solve the determinant to get a²-36=0

(a-6)(a+6)=0

a=6 or -6

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If a parallelogram has an area of 289 meters sq and length of 17 meters what is the height
navik [9.2K]
The height would be 17 meters because,
17x17=289
4 0
3 years ago
Work out (5x10^3) x (5x10^7) standard form
dmitriy555 [2]
5*10^3 * 5*10^7= 5*5 *10^3*10^7=25*10^10

Generally u are allowed to leave it as it is but if no

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Here u are!
3 0
3 years ago
The polygon is a regular nonagon (9-sides). What is the sum of the interior angles? What is the measurement for each angle?
lana66690 [7]
Divide the nonagon radially into 9 congruent, equilateral isosceles triangle. Each triangle has vertex angle of 360°/9 = 40°.
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6 0
3 years ago
What is the value of the expression below when a = 3 and b = 7?
svp [43]

Answer:

42

Step-by-step explanation:

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42

I hope this helps.

6 0
3 years ago
Read 2 more answers
How much do I have to deposit today in order to have $5000 in 5 years if interest is 8.5% compounded annually?
alina1380 [7]

Answer:

PV= $3,402.9

Step-by-step explanation:

Giving the following formula:

Future Vale (FV)= $5,000

Number of years (n) 5 years

Interest rate (i)= 8.5% compounded annually

<u>To calculate the initial investment (PV), we need to use the following formula:</u>

PV= FV / (1 + i)^n

PV= 5,000 / (1.085^5)

PV= $3,402.9

6 0
3 years ago
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