MilanPatel
20.12.2021 •
Mathematics
Which quadratic equation has roots -7 and -4?
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Ответ:
the given set of solutions {−7,4} is y=x2+3x−28 y = x 2 + 3 x - 28 .
Ответ:
a = sqrt(2)
Step-by-step explanation:
This is a right triangle so we can use trig functions
sin theta = opp / hyp
sin 30 = a / 2 sqrt(2)
2 sqrt(2) sin 30= a
2 sqrt(2) * 1/2 =a
sqrt(2) =a