Question: Please help me with questions 4 and 7. term. 4. Solve mathematically for n: (7 ) = 14 5. Solve mathematically for n: 6. Solve
Please help me with questions 4 and 7.

term. 4. Solve mathematically for n: (7 ) = 14 5. Solve mathematically for n: 6. Solve mathematically for n: (27- ( 7) - 44 7. In the binomial expansion of (1 + kx) where k is a constant, the coefficient of x is twice as large as the coefficient of x2. Find the value of k. 8. Given f(x) = 4x+1 where k is a positive constant. Given the coefficient of x' in the binomial kx expansion of f(x) is 21, determine the value of k
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