Evaluate the expression for the given value of the variable. 51 + 3/7r. R= - 1/2
1 answer:
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Answer:
see below
Step-by-step explanation:
The graph extends to the left more or less horizontally, approaching the line y=3. The only choice that expresses that is the third one.
Answer:
x = ± 2i
Step-by-step explanation:
The equation has no real roots, gut has complex roots
Given
x² = - 4 ( take the square root of both sides )
x = ±
= ±
[ Note that = i ]
= ± ×
= ± 2i