6 and 9/24 + 9 and 4/24 is the number you have to change it to to get your answer. After that, you add, and get 15 and 13/24.
Try to use mathway its very helpful
You did a simple mistake by forgetting to add 4 to itself in the square root. (-4^2=16)
x=(4 +/- sqrt(16-8))/4
x=(4 +/- sqrt(8))/4
Is this enough to get you started again?
Answer:
4:3
Step-by-step explanation:
a+b = 7 units
a = 4 units
b = 7 - 4 units
Thus,
a:b
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4:3
