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Sergeu [11.5K]
3 years ago
8

Help please.................

Mathematics
1 answer:
olganol [36]3 years ago
6 0

Answer:

(-4, 0) and (5/2, 0)

Step-by-step explanation:

if you graph the equation you can see where the curve intersects the x-axis or you can factor the equation into:  (2x - 5)(x + 4) = 0

set each factor equal to zero and solve:

2x - 5 = 0

2x = 5

x = 5/2

x + 4 = 0

x = -4

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Mr. Steiner purchased a car for about $14,000. Assuming his loan was
djverab [1.8K]

Answer:

$415.18

Explanation:

The calculation of the present value of a cash flow or other income stream that produces $1 in income over so many periods of time.

DATA

Amount borrowed = $12,500

Annual interest rate = 12.00%

Monthly interest rate = 1.00%

Period = 36 months

Let monthly payment be x

12,500 = x/1.01 + x/1.01^2 + x/1.01^3  … + x/1.01^35 + x/1.01^36

12,500 = x * (1 - (1/1.01)^36) / 0.01

12,500 = x * 30.107505

x = 12,500/30.107505  

x = 415.18

The monthly payment is $415.18

5 0
3 years ago
In a given year there is a 3% chance you will get in a small accident costing around $2000 and 0.1% chance you will get in a maj
Wittaler [7]

Answer:

$475

Step-by-step explanation:

There are 3 possible accident in this question

3% chance of losing $2000

0.1% chance of losing $150,000

96.9% chance of losing $0

Then the expected value that you will lose is:

3%*  $2000  + (0.1% *  $15000) + (96.9% * $0)= $75

Profit made by subtracting the price with the lose. If the company want average profit $400, the charge should be:

average profit = premium price - average lose

premium price= average profit + average lose

premium price= $400 + $75 = $475

8 0
4 years ago
Solve this please question
MAXImum [283]

Answer:

the speed will be 3 meters

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Please help me!!!!!​ i need full answer.
salantis [7]

Answer:

see explanation

Step-by-step explanation:

Using the sum/ difference → product formula

cos x - cos y = - 2sin( \frac{x+y}{2})sin (\frac{x-y}{2} )

sin x - sin y = 2cos (\frac{x+y}{2} )sin (\frac{x-y}{2} )

Given

(cosA - cosB)² + (sinA - sinB )²

= [ - 2sin(\frac{A+B}{2})sin(\frac{A-B}{2} ) ]² + [ 2cos(\frac{A+B}{2} )sin(\frac{A-B}{2} ) ]²

= 4sin² (\frac{A+B}{2} )sin² (\frac{A-B}{2} ) + 4cos² (\frac{A+B}{2} )sin² ( \frac{A-B}{2} )

= 4sin² (\frac{A-B}{2} )[ sin² ( \frac{A+B}{2} ) + cos² ( \frac{A+B}{2} ) ← sin²x + cos²x = 1

= 4sin² ( \frac{A-B}{2} ) × 1

= 4sin² ( \frac{A-B}{2} ) = right side ⇒ proven

4 0
4 years ago
I WILL MARK BRAINLIEST. PLEASE HELP. QUICK. Write an equation in slope-intercept form for the line with slope 15 and y-intercept
MArishka [77]
Slope-intercept form: y=mx+b

m = slope
b = y-intercept

y = 1/5 x -3
6 0
3 years ago
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