2 years ago

What is the slope of a line that passes through (-4 -13) and (19, 11)

Mathematics

1 answer:

Mariana [72]2 years ago

7 0

The answer you're looking for is 24/23.

I just took the test myself and this is correct.

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Victor bought a new soccer ball. The original price was $29.99, but the ball was on sale for 15% off. What was the sale price?

Inessa [10]

Answer:

Sale price= $25.5

Step-by-step explanation:

Giving the following information:

The original price was $29.99, but the ball was on sale for 15% off.

<u>To calculate the sales price, we need to use the following formula:</u>

<u></u>

Sale price= original price* (1 - sales discount)

Sale price= 29.99*(1 - 0.15)

Sale price= $25.5

4 0

2 years ago

Find the exact value of cos a, given that sin a= 8/11 and

DerKrebs [107]

Answer:

cos(a) = (√57)/11

Step-by-step explanation:

cos(a) = √(1 -sin(a)²) = √(1 -(8/11)²) = √(57/121)

cos(a) = (√57)/11

7 0

3 years ago

Express

Ann [662]

◆ NUMBER SYSTEMS ◆

$\frac{7 - 3 \sqrt{3} }{2 + \sqrt{3} } \\ \\ rationalising \: the \: denominator \: , \\ \\ \frac{7 - 3 \sqrt{3} }{2 + \sqrt{3} } \times \frac{2 - \sqrt{3} }{2 - \sqrt{3} } \\ \\ = \frac{(7 - 3 \sqrt{3})(2 - \sqrt{3}) }{ {2}^{2} - { \sqrt{3} }^{2} } \\ \\ = \frac{14 - 7 \sqrt{3} - 6 \sqrt{3} + 9 }{4 - 3} \\ \\ = \frac{23 - 13 \sqrt{3} }{1} \\ \\ = 23 - 13 \sqrt{3} = a + b \sqrt{3} \\ \\ comparing \: both \: sides \: , \\ we \: get \: , \\ \\ a = 23 \\ and \: , \: \\ b = - 13$

8 0

3 years ago

Kurtz math class starts at 8:10 AM and lattice for 35 minutes after math class Kurt has recess for 15 minutes what time does rec

Ipatiy [6.2K]

Answer:

9:10AM

Step-by-step explanation:

5 0

3 years ago

What does 2x+5 degrees equal

Fed [463]

X should be minus 2.5

3 0

2 years ago