Determine whether or not the number is written in scientific notation.5.20 × 102
A. in scientific notation
B. not in scientific notation
Answer: A
Mathematics
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Use the given information to find the quadrant in which ? lies.tan ? < 0 and sin ? < 0
A. Quadrant III B. Quadrant II C. Quadrant I D. Quadrant IV
Mathematics
Use a vertical format to subtract the polynomials. 4y6 + 18y5 - 11 
A. -4y6 + 26y5 - 2 B. -4y6 + 30y5 - 20 C. -4y6 + 30y5 - 2 D. -4y6 + 26y5 - 20
Mathematics
Write the rate as a unit rate. ? 4,261,900 people living in 11,500 square ?
A. 370.6 people per square mi B. 360.6 people per square mi C. 350.6 people per square mi D. 380.6 people per square mi E. 390.6 people per square mi
Mathematics
Factor the trinomial completely. If the polynomial cannot be factored, write "prime."z2 + 4z + 4
A. (z + 4)(z - 4) B. (z + 2)2 C. (z + 2)(z - 2) D. (z - 2)2
Mathematics