We read your photo as:
Without using tables or calculators, simplify the following: a. sin 30° + cos 60°, b. tan 45° + 2cos 60°
ScanSolve AI Answer
Answers
3 partsStep-by-step solution
9 stepsHaya, hebu tusuluhishe maswali haya.
Part a· 3 steps
Tambua uhusiano wa trigonometric.
Katika pembetatu ya kulia, tunapewa angle ya , hypotenuse ya , na upande ambao ni kinyume na angle ya . Uhusiano unaofaa ni sine: .
Andika equation na badilisha thamani inayojulikana ya .
Tunajua .
Suluhisha kwa .
Jibu la mwisho ni:
Part b
Tambua uhusiano wa trigonometric.
Katika pembetatu ya kulia, tunapewa angle ya , upande wa pili (opposite) ni , na upande jirani (adjacent) ni . Uhusiano unaofaa ni tangent: .
Andika equation na badilisha thamani inayojulikana ya .
Tunajua .
Suluhisha kwa .
Jibu la mwisho ni:
Part c
Tambua uhusiano wa trigonometric.
Katika pembetatu ya kulia, tunapewa angle ya , hypotenuse ya , na upande ambao ni jirani na angle ya . Uhusiano unaofaa ni cosine: .
Andika equation na badilisha thamani inayojulikana ya .
Tunajua .
Suluhisha kwa .
Jibu la mwisho ni:
Try one yourself
A new problem that tests the same skill.
Still stuck on this one?
Ask a follow-up, and the answer starts from this question.
More Mathematics Questions

Handwritten Step-by-Step Solution
Get this as a handwritten image on WhatsApp — like a tutor wrote it for you.
Try on WhatsApp