The domain is all real numbers bc the domain is all x values and the lines continue going left and right and do not stop
Answer: 13
Step-by-step explanation:
12^2+5^2=13^2
Answer:
6/5
Step-by-step explanation:
2/5*3=2/5*3/1=6/5
12 1/4- 1 1/2 >>> Convert fractions to decimals:
12.25- 1.5 = 10.75 >>> Convert decimals back to fractions:
10 3/4 >>> Add miles from the morning: 10 + 10 3/4 = 20 3/4 miles
Answer:
Step-by-step explanation:
- The speed of the boat in the lake = x
- The speed of the current = 3 km/h
<u>Required equation:</u>
- 54 / (x + 3) + 42 / (x - 3) = 96/x
- 9x(x - 3) + 7x(x + 3) = 16(x + 3)(x - 3)
- 9x² - 27x + 7x² + 21x = 16x² - 144
- 6x = 144
- x = 144/6
- x = 24 km/h
