Question

Need help with these two questions please

Answer 1

Answer:

d for the first one and the second one will be c

Step-by-step explanation: hope this helps pls give me brainliest

Answer 2

$3)\log_{49}7=\log_{7^2}7=\dfrac{1}{2} \log_7 7=\dfrac{1}{2} \times1=\dfrac{1}{2} \\\\4)\log40=\log(10\times4)=\log_{10}10+\log_{10}2^2=1+2\log_{10}2\\\log_{10}22\log_{10}2\log40\approx1.602$