1. solve the quadratic equation.
Mathematics, 20.01.2020 20:31 msbanks317
Will mark brainliest but plz answer all these
1. solve the quadratic equation.
(x - 7)2 = 81
a)
x = 2 or -7
b)
x = -16 or 2
c)
x = 16 or -2
d)
x = ±7
2) solve the quadratic equation by completing the square.
x2 + 4x - 3 = 0
a)
x = 4 ±
7
b)
x = 2 ±
7
c)
x = -4 ±
7
d)
x = -2 ±
7
3) in the quadratic equation x2 - 8x + a = 0; what is the value, a, in order to form a perfect square?
a)
8
b)
16
c)
32
d)
64
4) solve.
x2 − 8x − 12 = 36
a)
x = 4, x = 6
b)
x = 4, x = −12
c)
x = −4, x = 12
d)
x = −4, x = −6
Answers: 1
Mathematics, 21.06.2019 20:00
Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
Mathematics, 21.06.2019 22:10
2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)
Answers: 1
Mathematics, 22.06.2019 00:00
The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?
Answers: 1
Will mark brainliest but plz answer all these
1. solve the quadratic equation.
1. solve the quadratic equation.
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