Math, asked by nj347698, 1 month ago

if x+y=3 and x-y=-1 then what is the value of xy?

Answers

Answered by gpstakipur

2

Step-by-step explanation:

x=1 y=2 xy=2 so ans is 2

( use elimination method to find x and y)

Previous Question

Next Question

Similar questions

Math, 15 days ago

step by step calculation please in the picture.

English, 15 days ago

finish present prefect...

Accountancy, 15 days ago

Which of the following items may not be included in Account sales? (A) Per unit sales price(B) Consignee’s commission and expenses (C)Type and quantity of goods sold(D) per unit profit...

Physics, 1 month ago

why do we have three types of measures units of temperature...

French, 1 month ago

WHAT IS PHOTOSYNTHESIS? IS ANYONE HERE ONLINE???

English, 8 months ago

why did pan come to the river? what was he looking for ?

Math, 8 months ago

Find 16 2/3% of 30 please answer quick with process...

Science, 8 months ago

Observe the following calculation for converting 25°c temperature to kelvin. K=°C +273 K=23+273 K=298, based on this calculation, convert 398 K to celcius. select the correct option from below (a)671 (b)125 (c)423 (d)373...