Tập nào sau đây là không gian con của R3: a. ( ){ }3123 1,, / 1W==⊂\
b. ( ){ }3123 1,, / 0W==⊂\
c. (){}3123 1 2,, / 1W=+=⊂\
d. ( ){ }3123 2,, / 3W==

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

Find the value of x for which the lines are parallel.

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2