SOLVING EQUATIONS INVOLVING COMBINATIONS IN BINOMIAL EXPANSIONS {Let n be a positive integer. Solve}

Let n be a positive integer. Solve for n in the following equations: (a) n2 = 15 (b) n + 2 4 = 6n2 FOR ONLINE TUITIONS AND OTHER MATHS AND PHYSICS QUESTIONS CONTACT WHATSAPP/TELEGRAM +260960108064 +260975347176 JOIN MY TELEGRAM GROUP HERE https://t.me/+4al2vmyrdn01Y2U0 EMAIL: [email protected]