Im stuck help i only have 1 hour for this test

Mathematics

1 answer:

weqwewe [10]2 years ago

7 0

Answer: -161

Step-by-step explanation:

-161 because 23 TIMES -7 is -161

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Please help thanks !

Kitty [74]

Answer:

option D

Step-by-step explanation:

$x^{2} + y^{2} = 16\\\\x^{2} = 16- y^{2}$

equation 2:

$\frac{x^{2}}{4} - \frac{y^{2}}{25} = 1$

so we have:

$\frac{16- y^{2} }{4}-\frac{y^{2}}{25}= 1$

7 0

3 years ago

What it the x and y intercept of y=2x^2+3x+1

diamong [38]

The x-intercepts are (-1/2, 0) and (-1,0).

The y-intercept is (0,1).

8 0

3 years ago

What is the slope of a line that is parallel to y=3/4x+2

k0ka [10]

A line that is parallel to another has exactly the same slope as the other.

so a parallel line to that line above, will have the same slope hmmm what is the slope of <span>y=3/4x+2 anyway?

well, notice, since it's already in slope-intercept form </span> $\bf y=\stackrel{slope}{\cfrac{3}{4}}x~~\stackrel{y-intercept}{+2}$

4 0

3 years ago

Absolute value of 13

natima [27]

Answer:

13.

Step-by-step explanation: the absolute value is the distance away from 0 a number is. 13 is 13 numbers away from 0. the absolute value of negative 5 would simply be 5 since it is still 5 units away from zero, even though it is a negative number.

6 0

3 years ago

Factor the following, I will give 5 stars and thanks.

Maurinko [17]

Answer:

17) $k=-5,-6$