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3 years ago

15

What are 3 exponents that equal 216 except for 6 to the 3rd power?

1 answer:

Arisa [49]3 years ago

3 0

216 to the first power is the only one I can think of at the moment.

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Factorise x^2-3xy-18y^2<br><br>plzzzzz it's urgent

Alenkinab [10]

Step-by-step explanation:

here,

x^2 -3xy-18xy^2

=x^2-(6-3)xy-18xy^2

=x^2-6xy+3xy-18y^2

=x(x-6y)+3y(x-6y)

=(x-6y)(x-3y)

3 0

3 years ago

If the line joining the points (2,y) and (4,6) has the slope -3/2 find the value of y

Yanka [14]

Answer: y=9

Step-by-step explanation:

slope= $\frac{y_{2} -y_{1} }{x_{2} -x_{1} }$

$\frac{-3}{2} =\frac{6-y}{4-2}$

$-6=2(6-y)$

$-6=12-2y$

$2y=18$

$y=9$

4 0

4 years ago

Write the point-slope form of the equation of the line through the given point with the given slope. through: (2, 2), slope = 3

viva [34]

Answer:

y-2=3x-6

Step-by-step explanation:

y - y1 = m(x - x1)

y-2=3(x-2)

y-2=3x-6

3 0

3 years ago

Find two consecutive even integers whose sum is 30

Yuliya22 [10]

Answer:

14 & 16

Step-by-step explanation:

30÷2=15

15+15=30, so we can make the conclusion...

14+16=30

3 0

3 years ago

-6x + 5xy - 9y - 3x + 7 =....need help again!!sorry

melomori [17]

Answer:

=5xy−9x−9y+7

Step-by-step explanation:

Let's simplify step-by-step.

−6x+5xy−9y−3x+7

=−6x+5xy+−9y+−3x+7

Combine Like Terms:

=−6x+5xy+−9y+−3x+7

=(5xy)+(−6x+−3x)+(−9y)+(7)

=5xy+−9x+−9y+7

Answer:

=5xy−9x−9y+7

4 0

3 years ago