Question

The value ofp-q+pq for p= -1,q=-2.

Answer 1

Answer:

$-1-\left(-2\right)+\left(-1\right)\times \left(-2\right)=3$

Step-by-step explanation:

$-1-\left(-2\right)+\left(-1\right)\times \left(-2\right)$

$\mathrm{Follow\:the\:PEMDAS\:order\:of\:operations}$

$=-1-\left(-2\right)+2$

$-\left(-2\right)=+2$

$=-1+2+2$

$-1+2=1$

$-1+2=1$

$1+2=3$