Answer:
<em>45 </em>
Step-by-step explanation:
PQ = 45 units
Justin surveyed 280 of the students in his school about their favorite color. 98
1 answer:
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Answer:
x² +y² = 14x
Step-by-step explanation:
Making the usual substitution x = r·cos(θ) and r² = x² +y², we can get there this way:
Substitute cos(θ) = x/r:
r = 14·x/r
Multiply by r:
r² = 14x
Substitute for r²:
x² + y² = 14x
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The original equation is shown dotted; the rectangular version is shown as a solid line. The graphs are identical.
