A-Level
CAIE
Mathematics
May 2023
QP-202305-Mathematics-P33 · Question 6
Question (excerpt):
6 (a) Express 3 cos x + 2 cos x −60Å in the form R cos x −!, where R > 0 and 0Å < ! < 90Å. State the exact value of R and give ! correct to 2 decimal places. [4] ....................................…
6 (a) Express 3 cos x + 2 cos x −60Å in the form R cos x −!, where R > 0 and 0Å < ! < 90Å. State the exact value of R and give ! correct to 2 decimal places. [4] ....................................…
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