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siniylev [52]
1 year ago
11

Simplify the expression. Did I do this right ??

Mathematics
1 answer:
STatiana [176]1 year ago
4 0
<h3>yes<em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>simplify </u></em><em><u>it</u></em><em><u> </u></em><em><u>right</u></em></h3>
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Consider the function y = -2-3cos (x+pi). What effect does the -2 have on the basic graph
Elenna [48]

ANSWER

-2 shift the graph of the basic function down by 2 units.

EXPLANATION

The given cosine function is:

y =  - 2 - 3 \cos(x + \pi)

This equation can be rewritten as:

y =  - 3 \cos(x + \pi)  +  - 2

We compare this to

y = a \cos(bx + c)  + d

The effect d has on the graph is that, it shifts the graph up by d units.

If d is negative the graph shifts down by d units.

Since d=-2, the graph will shift down by 2 units.

5 0
3 years ago
of the last 15 contestants on a game show, 3 won a prize. Considering this data, how many of the next 20 contestants would you e
nadya68 [22]
You do 3/15 which is 0.2

then 0.2*20 which is 4

you can expect 4 to win a prize

hope this helps and you rate me good;)
4 0
3 years ago
the sum of the interior angle in a polygon is 40,500° what is the number of sides in the regular polygon
larisa86 [58]

Answer:

227 sides

Step-by-step explanation:

The sum of the interior angles of a convex polygon is S=180(n-2) where n is the number of sides. If S=40500, then we have our equation 40500=180(n-2) and we can solve for n:

40500 = 180(n-2)

225 = n-2

227 = n

Therefore, the number of sides in the regular polygon is 227.

4 0
2 years ago
Walter is practicing his high jumps for the track team. His first jump measured 5 feet, 9 inches. His second jump measured 3 fee
tia_tia [17]

Answer: 1.834 ft

Step-by-step explanation:

Given

Walter's first Jump is 5 ft, 9 in.

His second Jump is 3 ft, 11 in.

We know,

1\ ft=12\ in

Converting inches to feet

First Jump in feet

\Rightarrow 5\ ft+\frac{9}{12}\ ft=5.75\ ft

Second jump

\Rightarrow 3\ ft+\frac{11}{12}\ ft=3.916\ ft

The difference in the measurement of two Jumps is

\Rightarrow 5.75-3.916=1.834\ ft

So, Walter first Jump is 1.834 ft higher than the second Jump

3 0
3 years ago
Yuri’s sister Karina is 12 years old. In the equation below, y represents Yuri’s age in years.
OLga [1]
In the given equation above, it can be deduced that 2 subtracted from 3 times Yuri's age is equal to the age of Karina which was given to be twelve. This statement is similar to that which is given in the choice number four. Thus, the answer is D. 
6 0
3 years ago
Read 2 more answers
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