What is 6x7 i give brainlest
2 answers:
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Answer:
The quadratic equation has two complex solutions
Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form is equal to
in this problem we have
Equate to cero
so
substitute in the formula
Remember that
so
therefore
The quadratic equation has two complex solutions
Answer:
p = 2.7x - 20
p(90) = $223
Step-by-step explanation:
revenue → f(x) = 3x ,where x is the number of downloads.
the statement “Your profit p is $20 less than 90% of the revenue for x downloads”
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………………………………
the profit for 90 downloads :
= p(90)
= 2.7×(90) - 20
= $223