What is the best estimate for the mass of a bicycle

What is the standard form of -5x^2+2x^4-11+x^3+3x

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?