Find the sum without the use of a number line.4.9 + (-7.6) + (-3.8)
A. 1.1
B. 8.7
C. 16.3
D. -6.5
Answer: D
Mathematics
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Write the complex number in polar form. Express the argument ? in degrees, with 0 ? ? ? 360°.3
+ 3i
A. 6( cos 150° + i sin 150°) B. 6( cos 30° + i sin 30°) C. 6( cos 330° + i sin 330°) D. 6( cos 60° + i sin 60°)
Mathematics
Solve.x2 = -36
A. ± 6i B. ± 36i C. ± i D. ± 6
Mathematics
Use the table(s) to evaluate the given expression.
(-3) =
A. -5 B. -7 C. -3 D. -10
Mathematics
Write the relationship as an equation or formula.According to Ohm's Law, the voltage, V, across an electric circuit, is equal to the current, I, flowing through the circuit, times the resistance of the circuit, R.
A. I = VR B. V = IR C. V = I + R D. R = V + I
Mathematics