What is 2(-5)^2-3(-5) ?

The solution to 2(-5)^2-3(-5) is 65

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2(-5)^2-3(-5)

2 (- 5)^{2} - 3 (- 5)

65

Solution steps

2 (- 5)^{2} - 3 (- 5)

Follow the PEMDAS order of operations

Calculate exponents

(- 5)^{2} : 25

= 2 \cdot 25 - 3 (- 5)

Multiply and divide (left to right)

2 \cdot 25 : 50

= 50 - 3 (- 5)

Multiply and divide (left to right)

3 (- 5) : - 15

= 50 - (- 15)

Add and subtract (left to right)

50 - (- 15) : 65

= 65

72 9^{- \frac{4}{3}}

5 x - 9 = 3 x + 3

x^{4} - 3 x^{2} + 2

(x + 5) (x - 4) (3 x - 2) x < 0

(12 - i) - (- 7 + 5 i)