3 years ago

How can i solve it? I need to know how to solve iy

Mathematics

1 answer:

natita [175]3 years ago

6 0

All of my resources are saying that this has no inverse.

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Polynomial Equation question<br>(Screenshot included)

Illusion [34]

$y = {x}^{3} - 4 {x}^{2} - 45x \\ y = x( {x}^{2} - 4x - 45) \\ y = x(x + 5)(x - 9) \\ x = 0, - 5,9$
So, to find our x-intercepts, y must be zero
$0 = x \\ \\ 0 = (x + 5) \\ - 5 = x \\ \\ 0 = (x - 9) \\ 9 = x$
ANSWER: (0,0) (-5.0) (9,0) are your x-intercepts

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4 years ago

At PRMS, 25% of the 124 students Mrs. Pasternak teaches buy their lunches in the cafeteria. How many students buy their lunches

Ksju [112]

25% = 0.25
124 x 0.25 = 31

31 students bought their lunch.

Part = 31
Percent = 25%
Whole = 124

Hope this helps! ✨

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3 years ago

Morgarella [4.7K]

Answer:

440

Step-by-step explanation:

multiple of 220

220, 440

multiple of 88

88, 176, 264, 352, 440

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3 years ago

What is the value of (6.6*10¹⁷)-(9.2*10¹⁴) over (4*10¹⁶)

Gennadij [26K]

Answer:

6.59999999999999999977 × 10^17

Step-by-step explanation:

6.6 x 10^17 - (9.2 x 10^14)/(4 x 10^16)

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3 years ago

The ratio of sixth graders to seventh graders at the school dance is 2 to 3.

Inessa [10]

Answer:

Step-by-step explanation:

2:3 x 9

18:27

18 + 27 = 45

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3 years ago