Question

10. If
${4}^{2x - 1} \times 16 = 1$
what is the value of x​

Answer 1

Answer:

x=-1/2

Step-by-step explanation:

${4}^{2x - 1} \times 4 ^{2} = 1 \\ = {4}^{2x - 1} = \frac{1}{ {4}^{2} } \\ = {4}^{2x - 1 } = {4}^{ - 2} \\ = 2x - 1 = - 2 \\ 2x = - 2 + 1 = - 1 \\ x = \frac{ - 1}{2}$