Complete the square to determine the maximum or minimum value of the function defined by the expression. x2 + 8x + 6 a) minimum value at 8 b) maximum value at 10 c) minimum value at −14 d) minimum value at −10

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling