Common Logarithms

Approximate its value to the nearest ten-thousandths using change of base formula. log₃7

• 2.7712

• 1.7712

• 2

• 1.7718

Tags

CCSS.HSF.BF.B.5

Approximate the value to the nearest ten-thousandths using the change of base formula. log₂35

• 1.5592

• 5.9187

• 5.1293

• 1.8990

Solve the equation. 3^x = 243

• x = 3

• x = 1

• x = 10

• x = 5

Tags

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

7^y = 15

• 2.8970

• 1.3917

• 1.8956

• 5.2342

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

5^3b = 106

• 2.9605

• 1.9659

• 0.9659

• 2.9638

6^x+2 = 18

• 0.3869

• -0.3869

• 1.3869

• -1.7594

7^3x-1 = 21

• x = 1.5645

• x = 1.8549

• x = 0.8549

• x = .7741

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.4

5^{w + 3} = 17

• 1.2379

• -1.2396

• 2.9845

• -2.2396

2.4^{x + 4} = 30

• 0.2896

• -0.2543

• 0.1152

• -0.1150

• +/- 1.1691

• +/- 1.8965

• +/- 1.9901

• +/1 1.2315