Cuba has a population of 1.1×10⁷,and and area of 1.1×10⁵ km². Barbados has a population of 2.8×10⁵,and an area of 4.3×10² km². I
1 answer:
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Answer:
The whale is at a depth 120 feet below the sea level.
Step-by-step explanation:
A grey whale is cruising at a depth of 233 feet below sea level. The depth below the sea level has the negative position, thus the initial position of the whale is -233.
It rises 73 feet, the position of the whale becomes 73 feet higher. This means we should add 73.
Then it comes up another 40 feet, so we need to add 40.
Mathematically,
The whale is at a depth 120 feet below the sea level.
Answer:
-4, -2, -3-2i, -3+2i
Step-by-step explanation:
The of the polynomial equation are those values of x, for which f(x)=0.
Consider equation
By zero product property,
Solve each equation:
1.
2.