Find the sum. Write your answer in scientific notation. (2×105)+(3.8×105)=
1 answer:
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Answer:
x = 10
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin60° = , then
sin60° = =
=
( cross- multiply )
2x = 20 ( divide both sides by 2 )
x = 10
check the picture below.
notice, a function that is decreasing, namely have a negative slope, doesn't have to be negative.
