Look at the pictures.
1. D (y=3)
2. y=3
3. y=-2
4. y=4
5. B (52 lb)
1. D (y=3)
2. y=3
3. y=-2
4. y=4
5. B (52 lb)
Help plz!!!! Fill in the blank so it's a perfect square trinomial.
2 answers:
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Answer:
Step-by-step explanation:
We will use the co-function identity for sine, where:
Since sin(21)=0.358=cos(x). This means that:
Solve for x. Add x to both sides:
Subtract 21 from both sides:
Hence: