Answer:
Step-by-step explanation:
400/8=50
64/5=12.8
78/4=39/2=19.5
Answer:
C and D
Step-by-step explanation:
Answer:
Step-by-step explanation:
Rearrange the given x^2+3=9x in standard quadratic form:
1x^2 - 9x +3 = 0
Then the three coefficients are a = 1, b = -9 and c = 3.
The discriminant is √(b^2 - 4ac), or √(81 - [1][3]), or √78.
± √78
Thus, the roots are x = ----------------
2
Answer:1
Step-by-step explanation:
Answer:-523/52
Step-by-step explanation: