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sladkih [1.3K]
3 years ago
7

Can some answer these math questions asap thanks

Mathematics
1 answer:
Alexus [3.1K]3 years ago
4 0

Answer:

3.) 63=3x+7y

4.) Y-intercept is 9

Step-by-step explanation:

(For 3) For every time a person gets a touchdown, x represents that

for every time a person person scored a successful extra-point attempt, y represents that.

And they team scores 63, so....

the equation would look like this

63=3x+7y

(For 4) You find the y-intercept by turning the standard form equatio  into the slop intercept form

(-3x)63=3x+7y (-3x)\\(\frac{1}{7}) 7y=(-3x+63)(\frac{1}{7} )\\y=-\frac{3x}{7} +9

(Helper's note, multiplying by its reciprocal is the same as dividing it by a whole number, in the case dividing the number by 7 is the save as multiplying the number by \frac{1}{7})

Then plugging x=0 and solve for y, which in this case, y=9

y=\frac{-3(0)}{7} +9\\y=9

(For the graphing) Turn 63=3x+7y into a slope intercept form, which is y=-\frac{3x}{7} +9 and graph from there

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In ΔSTU, the measure of ∠U=90°, ST = 9.7 feet, and US = 4 feet. Find the measure of ∠T to the nearest degree.
BaLLatris [955]

Answer:

Around 24 degrees

Step-by-step explanation:

*Make sure calculator is on degree mode*

Try to draw out triangle--it helps

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The equation below represents the function p.
svet-max [94.6K]
Answers:

1)Tthe first answer is that as x increases the value of  p(x) approaches a number that is greater than  q (x).


2) the y-intercept of the function p is greater than the y-intercept of the function q.


Explanation:


1) Value of the functions as x increases.


Function p:

p(x)=  ( \frac{2}{5} )^{x} -3

As x increases, the value of the function is the limit when x → ∞.

Since [2/5] is less than 1, the limit of [2/5]ˣ when x → ∞ is 0, and the limit of p(x) is 0 - 3 =  -3.

While in the graph you see that the function q has a horizontal asymptote that shows that the limit of q (x) when x → ∞ is - 4.

Then, the first answer is that as x increases the value of  p(x) approaches a number that is greater than  q (x).


2) y - intercepts.

i) To determine the y-intercept of the function p(x), just replace x = 0 in the equation:
p(x) = [ 2 / 5]⁰ - 3 = 1 - 3 = - 2

ii) The y-intercept of q(x) is read in the graph. It is - 3.

Then the answer is that the y-intercept of the function p is greater than the y-intercept of the function q.

4 0
2 years ago
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