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yawa3891 [41]
4 years ago
14

Find the product of 2x^4(4x^2 + 3x + 1).

Mathematics
1 answer:
lianna [129]4 years ago
5 0
We want to find the product:

                         \displaystyle{ 2x^4\cdot(4x^2 + 3x + 1).

By the \text{Distributive property}, we distribute 2x^4 over each of the three terms inside the parenthesis:

\displaystyle{ 2x^4\cdot(4x^2 + 3x + 1)=2x^4\cdot4x^2+2x^4\cdot3x+2x^4\cdot1.

Multiplying the coefficients, and adding the exponents we get:

8x^6+6x^5+2x^4.


Answer: 8x^6+6x^5+2x^4.
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You want to find the area of the front of a house, whose shape is a triangle on top of a rectangle with a width of 12. The trian
AlladinOne [14]

There are two shapes

rectangle and triangle

Rectangle area = Length × breadth

Triangle area = ( 1 / 2 ) × height × base

L = 12

W = 5

Area = 60

Height = 14

base = width of rectangle

base = 12

( 1 / 2 ) ( 12 ) ( 14 )

( 14 ) ( 6 )

84

Total area = 60 + 84

= 144

Hope helps!

5 0
4 years ago
The regular price of a baseball cleats is $80. If the cleats are on sale for 45% off, then:
WARRIOR [948]
A) The discount is 36 dollars
b) The final selling price is 44 dollars
7 0
3 years ago
Write an equation for the exponential function represented in the table below.
yulyashka [42]

Answer:

-34(39) + -81........

Step-by-step explanation:

4 0
3 years ago
t hits the square dartboard shown below at a random point. Find the probability that the dart lands in the shaded circular regio
masha68 [24]

Given:

Required:

To find the probability that the dart land will be in the shaded region.

Explanation:

Area of the circle is given by the formula:

A=\pi r^2

Where r = radius

Thus the area of the circular region

\begin{gathered} =(3.14)\times(2)^2 \\ =3.14\times4 \\ =12.56\text{ square in.} \end{gathered}

The area of the square is given by the formula:

=(side)^2

Thus the area of the given square

\begin{gathered} =(6)^2 \\ =36\text{ square in.} \end{gathered}

The probability of an event is given by the formula:

P=\frac{number\text{ of possible outcomes}}{Total\text{ number of outcomes}}

The probability that the dart land will be in the shaded region

=\frac{Area\text{ of the shaded region}}{Area\text{ of the square}}

Thus probability

\begin{gathered} P=\frac{12.56}{36} \\ P=0.3488 \\ P=0.349 \end{gathered}

Final answer:

Thus the probability that the dart land will be in the shaded region is 0.349.

6 0
1 year ago
You measure 27 watermelons' weights, and find they have a mean weight of 71 ounces. Assume the population standard deviation is
velikii [3]

Answer:

(69.94, 72.06)

Step-by-step explanation:

Confidence Interval formula = Mean ± z × Standard deviation/√n

Mean = 71 ounces

Standard deviation = 2.8 ounces

z score = 95% confidence interval = 1.96

Confidence Interval = 71 ± 1.96 × 2.8/√27

= 71 ± 1.96 × 0.5388602512

= 71 ± 1.0561660924

71 - 1.0561660924

= 69.943833908 ounces

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71 + 1.0561660924

= 72.0561660924 ounces

Approximately = 72.06 ounces

95% Confidence Interval = (69.94, 72.06).

5 0
3 years ago
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