choose from the five polynomials beneath a basis for . where is a subspace of the vector space :  show and explain what you do along the way, step-by-step : -) if you write the answer in hand, will you be kind to write as clearly as possible. i would be very grateful for that and will appreciate the you can give : -)

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?