Applications Using Direct Variation - Page 2
Questions
- #y# varies directly as #x#, and #y=10# when #x=2.5#. What is #y# if #x = 18#?
- What is the value of #y# in the equation #3/(y-2) = 8#?
- Does #y# vary directly as #x# in the function #y=x#?
- If y= 3x +2, what is the value of y when x = -3?
- What is the value of #7 + 2|n-y|# when #n = 3.6#?
- If #y=-7# when #x=-21#, what is the value of #x# when #y=9#?
- If #y# varies inversely with #x# and #y=3# and #k=33#, what is #x#?
- If #y# varies directly as #x# and #k=8#, how do you find #x# when #y=8#?
- If #x# varies inversely as #y^2#, and #x = 3# when #y=15#, what is #x# when #y = 3#?
- Suppose that for a particular relation, #y# varies directly as #x# and that when #x=3# then #y=15#. What is the value of #y# when #x=12#?
- The line (k-2)y = 3x meets the curve xy= 1 -x at two distinct points, Find the set of values of k. State also the values of k if the line is a tangent to the curve. How to find it?
- If #y# varies inversely with #x#, and if #y=10# when #x=1.2#, what is the value of #x# when #y=30#?
- When y = 35, x=2 1/2. If the value of y directly with x what is the value of y when the value of x is 3 1/4?
- Does y vary directly as x in this function? Y=x+2