Answer:
Option A. (4,0) and (-1,0)
Step-by-step explanation:
we know that
The equation of a vertical parabola in factored form is equal to

where
a is a coefficient
x_1 and x_2 are the zeros or x-intercepts of the function
In this problem we have

we have

The leading coefficient is negative, that means the parabola open downward
The zeros of the function are

Remember that the x-intercepts are the values of x when the value of the function is equal to zero
therefore
The x-intercepts are (4,0) and (-1,0)
Answer:
1) 24.2 = x 2) 27.8 = x
Step-by-step explanation:
1) Find the cos 21 degrees
cos 21 = x/26 Simplify
0.93 = x/26 Multiply 0.93 and 26
24.2 = x
2) Find the sin 33 degrees
sin 33 = 15/x Simplify
0.54 = 15/x Divide both sides by 0.54
27.8 = x
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Answer:
Positive 1
Step-by-step explanation:
Answer:
22.5
Step-by-step explanation:
one ticket costs $2.5 (divide total cost by total number of tickets)
Answer:
-1
Step-by-step explanation:
Via exponent properties:


