# MATH / 

task_id: 42d871f3-dd46-5b00-b02b-d081f87d2328
task_key: intermediate~5falgebra--test--42d871f3-dd46-5b00-b02b-d081f87d2328
task_revision_id: 1

{"level":"Level 5","problem":"The foci of the ellipse $\\frac{x^2}{49} + \\frac{y^2}{33} = 1$ are $F_1$ and $F_2,$ as shown below.  Let $P$ be a point on the circle $x^2 + (y - 3)^2 = 4.$  Line $F_2 P$ intersects the ellipse again at $Q,$ where the $y$-coordinate of $Q$ is positive.  Find the maximum value of $PQ + F_1 Q.$\n\n[asy]\nunitsize(0.4 cm);\n\npair P, Q;\npair[] F;\n\npath ell = yscale(sqrt(33))*xscale(7)*Circle((0,0),1);\nF[1] = (4,0);\nF[2] = (-4,0);\nP = (0,3) + 2*dir(240);\nQ = intersectionpoint(P--interp(F[2],P,5),ell);\n\ndraw(ell);\ndraw((-8,0)--(8,0));\ndraw((0,-7)--(0,7));\ndraw(Circle((0,3),2));\ndraw(F[1]--Q--F[2]);\n\ndot(\"$F_1$\", F[1], S);\ndot(\"$F_2$\", F[2], S);\ndot(\"$P$\", P, S);\nlabel(\"$Q$\", Q, NE);\n[/asy]","type":"Intermediate Algebra"}

Source: https://github.com/hendrycks/math

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