What is (28+12i)-(-144+3i) ?

The solution to (28+12i)-(-144+3i) is 172+9i

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simplify (28+12i)-(-144+3i)

simplify

(28 + 12 i) - (- 144 + 3 i)

172 + 9 i

Solution steps

(28 + 12 i) - (- 144 + 3 i)

Group the real part and the imaginary part of the complex number

(a + bi) - (c + d i) = (a - c) + (b - d) i

= (28 - (- 144)) + (12 - 3) i

Simplify

(28 - (- 144)) + (12 - 3) i : 172 + 9 i

= 172 + 9 i

(2 pq - 9 r) (9 pq + 2 r)

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(4 x^{3} + y^{3})^{2}