Question

if length and breadth of rectangle is(k+4)cm and (3k-2)cm respectively,thrn value of k is​

Answer 1

Answer:

area=l×b

area=k+4×3k-2

area=3ksquare+10k-8

area=3ksquare+6k+4k-8

area=3k(k+2)+4(k+2)

k+2=0

k=-2