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NeX [460]
3 years ago
10

(x* +3x2 - 2x3)(-5x2 + x) = (x4 +3x2 - 2x )(-5x²)+(x4 +3x3 - 2x3)(x) is an example of:

Mathematics
1 answer:
Tomtit [17]3 years ago
5 0

Answer:

B

Step-by-step explanation:

The first term of the binomial needs to be multiplied by the entire trinomial. We'll use the distributive property to expand. Now we do the same process for the second term. The last step is to combine the two parts and simplify.

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Solve each system of equations using substitution. #4 is done for you.
son4ous [18]

Answer:

y = 5 and x = -3

Step-by-step explanation:

Given,

y = x + 8      ...............( equation 1 )  

x + y = 2      ...............( equation 2 )

Now,  by substituting the value of y in equation 2, we get;

⇒ x + x + 8 = 2

⇒ x = -3

and now, by substituting the value of x in equation 1, we get;

⇒ y = -3 + 8

⇒ y = 5

8 0
3 years ago
Fatima is shaping this model to show 0.08 x 3. shade the correct amount of boxes that will show the product. fatima should shade
julia-pushkina [17]

Answer:

Fatima should shade 3 groups of 8 small squares or 24  small squares.

Step-by-step explanation:

Consider the provided information.

Fatima is shading this model to show 0.08 × 3. Shade the correct  amount of boxes that will show the product.

Here 3 represents the number of groups and 8 represents the small square.

Multiplication is repeated addition.

We can rewrite the above multiplication as: 0.08 + 0.08 + 0.08

Therefore 0.08 × 3 = 0.24

Here 0.24 represents 24 small squares.

The required model is shown below:

Hence, Fatima should shade 3 groups of 8 small squares or 24  small squares.

8 0
3 years ago
Question Help
Talja [164]
Length:12 cm
Width: 7 cm

My work is shown in the picture. I hope this helps!

8 0
3 years ago
Can someone help me please
denpristay [2]

Area of rhombus = length x height = 6 x 4 = 24 units²



Answer: 24 units²

4 0
3 years ago
© ABCD is a rectangle with sides 6 cm and
Nikolay [14]

Answer:

10

Step-by-step explanation:

If the sides of the rectangle is 6cm and 8cm, then we mean that, the length and breadth are 6cm and 8cm

The diagonal which cross at AX will be the hypotenus of the triangle formed by drawing the diagonal.

Hence,

Hypotenus = sqrt (opposite² + adjacent²)

AX = sqrt[(8²) + (6²)]

AX = sqrt(64 + 36)

AX = sqrt(100)

AX = 10

4 0
3 years ago
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