Question

Tolong dijawab no 1 saja

Answer 1

A. 5p(p-1) + 2p² -3pq -p(q-p)
= 5p²-5p +2p² -3pq -pq +p²
= 8p² -4pq -5p

b. 3(a-2b) + 4(5b-2a) - 5(b-c)
= 3a-6b+20b-8a-5b+5c
=(-5a) +9b +5c

c. 2xy²+6xy-7x²y-12xy+5xy²
= 7xy²-7x²y-6xy

d. m³n² + 3mn⁴ - 11m²n³ -7m³n² + 7m²n³
= 3mn⁴ -6m³n² -4m²n³


Pelajari lagi ya, soalnya ini gampang.