Question

how many seven digit phone numbers are possible if 0 and 1

how many seven digit phone numbers are possible if 0 and 1

अलंकार

permutations

1. Tow vertices of an isosceles triangle are (-2,5) and (4,-1).find the third vertex if the length of equale side is 3√2 units.

• But have written that in plus how,plz
  

Find the value of x3 – 8y3 – 36xy – 216 when x = 2y + 6

1. ^{xsin^-1x^2/√1-x^4}
2.