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Oksi-84 [34.3K]
4 years ago
7

I need help someone please

Mathematics
1 answer:
Katyanochek1 [597]4 years ago
4 0

a^3b^6,Option A

Step-by-step explanation:

(a^-6b/a^-5b^3)^-3

By the law of indices,

a^-6×-3b^-3/a^-5×-3 b^3×-3

a^18b^-3/a^15b^-9

a^(18-15)b^-3-(-9)

a^3b^-3+9

a^3b^6

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Solve each inequality. Graph and check the solution.
goldfiish [28.3K]
1. -4x > -16...divide by -4 and change inequality sign
     x < -16/-4
     x < 4

2. -y/2 < 6 ...multiply both sides by 2
     -y < 12 ...multiply both sides by -1 and change inequality sign
      y > -12

3. -5a < -20....divide both sides by -5 and change inequality sign
     a > -20/-5
     a > 4

4. -b/2 > -1....multiply both sides by 2
     -b > -2...multiply both sides by -1 and change inequality sign
     b < 2

5. -4b < 24....divide both sides by -4 and change inequality sign
     b > -24/4
    b > - 6

6. -7c < -14....divide both sides by -7 and change inequality sign
     c > -14/-7
     c > 2

7. -d/3 > -9...multiply both sides by 3
    -d > -27...multiply both sides by -1 and change inequality sign
     d < 27
8 0
3 years ago
Can someone help me out my grads are bad
Mandarinka [93]

Answer:

The modes are 0 and 2. There are two because there are the same number of numbers. (four 0s and four 2s)

5 0
3 years ago
Plzz answer number B
likoan [24]

Answer:

4 hours

Step-by-step explanation:

It drives 240 miles per 2 hours so then 480 will be 2+2 = 4 hours

240+240 = 480

3 0
3 years ago
Joe is taking out a five year loan with a 7% interest rate compounded quarterly to buy a $4000 car. What will he have paid in to
Sergio [31]

Answer:

$5659.11

Step-by-step explanation:

We are given;

  • Time of loan maturity is 5 years
  • Rate of compound interest is 7% compounded quarterly
  • Principal amount of the car is $4000

We are required to determine the total amount he paid at the end of 5 years..

The concept being tested is compound interest;

We are going to use the compound interest formula;

Amount = P(1+r/100)^n

Where P is the the principal amount

r is the rate of interest

n is the interest periods

In this case;

n = (5 × 4) = 20

r = 7 ÷ 4 = 1.75 ( as the money was compounded quarterly)

Thus;

Amount =$ 4000 ( 1 + 1.75)^20

            = $4000 (1.0175)^20

            = $5659.11

Therefore, the money that Joe will have paid at the end of 5 years is $5659.11

6 0
4 years ago
Kwasi bought `15` postage stamps for `\$8.25`. All stamps cost the same amount. How many stamps can Kwasi purchase with $22
Debora [2.8K]

The number of stamps and the cost are illustrations of unit rates

40 stamps would cost $22

The cost of 15 postage stamps is $8.25

Start by calculating the unit rate of the stamps.

Unit = \frac{8.25}{15}

Unit = 0.55

So, the number of stamps for $22 is calculated by dividing $22 by the unit rate.

So, we have:

Number=\frac{22}{0.55}

Number=40

Hence, 40 stamps would cost $22

Read more about unit rates at:

brainly.com/question/396443

7 0
2 years ago
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