Browsing "Math 11 PreCalc"

PreCalc 11 Midterm Review 2013

Hi Everyone,

Here are the answers to the midterm review that were not included in the package already.

9) (same as 10) x = (3+-sqrt65)/4
17 sinθ=-3/5, cosθ=-4/5, tanθ=3/4
18) sinθ=-12/13, tanθ=12/5
21) 130°  and 310°
22) b=5.4 cm
24a) ambiguous case: h<a<b   b) a<h
25) BC = 33.1 m
26k) (5sqrt6)/18
27) x≥-3 and x≥5 (latter being more restrictive)
28a) y≥3; y=4 & 3     b) n≥-25/7; n=8       c) m≥-3/2; m=11      d) no restrictions (b/c cubed root); x=-21    e) x≥0 (more restrictive) and x≥-4/5; x=0.

Also note the errors in the Midterm Review Sheet:
Answer #3) minimum
Question #4a) y=x2-24x+150
Question #23) b=24, a=42

Please email me if you find any more errors!

Mixed Operations

I couldn’t find any videos with BEDMAS & Rational Expressions. Just follow the rules of BEDMAS and you should be fine 🙂 Or, refer to my class notes.

Complex Fractions:


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