Choice for Un Substitution Calculus

• A
• C
• D
• E

For u-substitution, what should be used for u here:
∫ (tan⁴xsec²x)dx

• tanx

• tan⁴x

• no u needed

• tanxsecx

For u-substitution what should be "du" in this integral?

• tanxsecx dx

• secx dx

• sec²x dx

• tanx dx

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• C

• D

• E

• B

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• B

• C

• D

Evaluate without a calculator. Show all steps on a sheet of paper.

• B

• C

• D

• E

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• B

• C

• D

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• C

• D

• E

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• B

• C

• D

Evaluate without a calculator. Show all steps on a sheet of paper.

• A

• B

• C

• E