HW Intro to Logs

Posljednje ažuriranje about 3 years ago

23 questions

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^the parentheses around (A) are optional

To type in the subscript for log, click on the math keyboard.

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Or hold down shift - on your keyboard

Type your answers for #1-4 in this form:
log_bA=x

Type your answers for #5-8 in this form:
b^x=A

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Evaluate in your calculator and round to the nearest hundredth.

Try this one without your calculator.

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HW Intro to Logs

HW Intro to Logs

Type your answers for #1-4 in this form:
log_bA=x

Type your answers for #5-8 in this form:
b^x=A

Evaluate in your calculator and round to the nearest hundredth.

Evaluate in your calculator and round to the nearest hundredth.

Try this one without your calculator.

Type your answers for #1-4 in this form:
log_bA=x

Type your answers for #5-8 in this form:
b^x=A

For #9-20, just type the number. Don't type y=

HINT
Rewrite in exponential form:
4^y=1/8
Then rewrite both sides to have a base of 2:
2^2y=2^-3
so now you can set the exponents equal to each other & solve for y.

Evaluate in your calculator and round to the nearest hundredth.

Evaluate in your calculator and round to the nearest hundredth.

Try this one without your calculator.

For #9-20, just type the number. Don't type y=

HINT
Rewrite in exponential form:
4^y=1/8
Then rewrite both sides to have a base of 2:
2^2y=2^-3
so now you can set the exponents equal to each other & solve for y.

HW Intro to Logs

HW Intro to Logs

Type your answers for #1-4 in this form:log_bA=x

Type your answers for #5-8 in this form:b^x=A

Evaluate in your calculator and round to the nearest hundredth.

Evaluate in your calculator and round to the nearest hundredth.

Try this one without your calculator.

Type your answers for #1-4 in this form:log_bA=x

Type your answers for #5-8 in this form:b^x=A

For #9-20, just type the number. Don't type y=

HINTRewrite in exponential form: 4^y=1/8Then rewrite both sides to have a base of 2:2^2y=2^-3so now you can set the exponents equal to each other & solve for y.

Evaluate in your calculator and round to the nearest hundredth.

Evaluate in your calculator and round to the nearest hundredth.

Try this one without your calculator.

For #9-20, just type the number. Don't type y=

HINTRewrite in exponential form: 4^y=1/8Then rewrite both sides to have a base of 2:2^2y=2^-3so now you can set the exponents equal to each other & solve for y.

Type your answers for #1-4 in this form:
log_bA=x

Type your answers for #5-8 in this form:
b^x=A

Type your answers for #1-4 in this form:
log_bA=x

Type your answers for #5-8 in this form:
b^x=A

HINT
Rewrite in exponential form:
4^y=1/8
Then rewrite both sides to have a base of 2:
2^2y=2^-3
so now you can set the exponents equal to each other & solve for y.

HINT
Rewrite in exponential form:
4^y=1/8
Then rewrite both sides to have a base of 2:
2^2y=2^-3
so now you can set the exponents equal to each other & solve for y.