X^2-6x+7=0
-b +/- sqrt b^2-4ac all over 2a
a=1 b= -6 and c=7
6+/- sqrt 36-4×1×7 all over 2×1
6+/- sqrt 8 all over 2
6+/- 2sqrt2 all over 2
reduce
3+/- sqrrt2
He should earn $121.60 in 19 hours
Answer:
C. 5,166
Step-by-step explanation:
because of the word product, it means multiplication
Answer:
37.5
Step-by-step explanation:
37.5×144/100=54 the number is 37.5
Answer:
x = 66 degrees, y = 57 degrees
Step-by-step explanation:
180 - 123 = 57 = y
57 + 57 + x = 180
114 + x = 180
x = 66