# Posts by Lilah

Total # Posts: 11

**algebra**

Suppose a parabola has vertex (-4,7) and also passes through the point (-3,8), write the equation of the parabola in vertex form.

**algebra**

Suppose a parabola has vertex (-4,7). and also passes through the point (-3,8) write the equation in a a parabola vertex form

**Physics**

A motorboat heads due east at 8.5 m/s across a river that flows to the south at a speed of 2.5 m/s. a. What is the velocity of the boat relative to a stationary observer on the shore? B. If the river is 1360 m wide, how long does it take the boat to cross the river? C. How far...

**Statistical reasoning in Psychology**

4. Suppose that previous studies have found that the mean amount of sessions necessary to “cure” depressive patients using a particular therapeutic model is 25 sessions, with a standard deviation (σ) of 4. A new model is introduced, and you want to determine ...

**Grammar**

Another quick question about grammar... "...two large single stranded DNA, which have a low viscosity" (would it be have or has????)

**Grammar**

"...the absorbance at 260 nm was measured." (would it be were or was here? how would you know?)

**English**

Two main positive values are expressed by the writers in Fire on the Water: to have the determination to do what’s right, despite other people’s views and beliefs, and to respect and embrace one’s heritage and native roots. These values can be universally ...

**Biology**

Two samples of DNA have the same melting point and density. Does this prove that they are from the same species? Explain clearly and back up your reasons. I read in my notes and all it said was that DNA species isolated from different organisms have different melting ...

**home economics**

explain how supply and demand effect the prices of homes and be sure to shpw your work

**math**

25 8

**calculus**

university of new mexico

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