Calculus
An object is traveling along the x axis so that its speed is given by v(t)=t^2-7t+10 m/s. (a) Find the times when the object is at rest. (b) Find the acceleration at both of these times. Interpret the acceleration in terms of the motion of the object, ie whether the object is ...
Chemistry
Is there a difference between SiO2(aq) and H4SiO4?
math
0.2(x+30)-0.03(x-40)=17.4
precalculus
solve equation for solutionn over interval [0,360): cot(è)+4csc(è)=5
precalculus
solve equation for solutionn over interval [0,360): cot(è)+4csc(è)=5
English - Poetry
Here is a copy of the poem: My children play with skulls for their classrooms are guarded by warlocks who scream at walls collapsing into paper toilets plump witches mouth ancient curses in an untaught tongue test children upon their meaning assign grades in a holocaust rangin...
English - Poetry
What does Audre Lorde's poem School Note mean? Most notably, what does the last stanza, "My children play with skulls/ and remember / for the embattled / there is no place / that cannot be / home / nor is."?
Discrete Math
Let f : R R→Z be the closed binary operation defined by f (a, b) _ _a + b_. (a) Is f commutative? (b) Is f associative? (c) Does f have an identity element?
Math
Is 72.98 = 72.980 my answer is true.. Is it correct?
Chemistry
Assuming equal concentrations, rank these aqueous solutions by their freezing point: low to high NH4Cl, Sn(ClO3)4, Na2SO4, and AlBr3.
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