对f(x+h)在x处展开，就有你要的答案了。只是你理解的是在定点展开，这里的x是动点罢了（你可以把动点x看做在区间内随意 ...

2017年5月7日 · x^3+3hx^2+3h^2x+h^3 "one way is to expand using the result" (x+a)(x+b)(x+c) =x^3+(a+b+c)x^2+(ab+bc+ac)x+abc "here " a=b=c=h rArr(x+h)^3 …

2015年6月17日 · (x+h)(x+h) = F + O + I + L = (x*x) + (x*h) + (h*x) + (h*h) =x^2 + 2hx + h^2 FOIL is a useful mnemonic to help you remember all the combinations to multiply when multiplying …

x的发音部位和k,g是一样的。h的发音部位靠后得多，在声门位置。后者类似你自然状态下发笑的「哈哈」声。 另外，相当一部分人的普通话里，那个汉语拼音写为h的声母的实际读音并不 …

2016年6月14日 · No. They have no special significance. All of these are simply used by convention to refer to a function. For example, f(x)=e^x, a(x)=e^x, and z(x)=e^x all mean the …

Algebra -> Distributive-associative-commutative-properties-> SOLUTION: (x+h)^3^ or (x+h) cubed Log On Algebra: Distributive, associative, commutative properties, FOIL Section Solvers Solvers

2016年8月6日 · To find f(x+h) substitute x = x + h into the function. #f(color(red)(x+h))=(color(red)(x+h))^2-2(color(red)(x+h))+5#

Question 482915: Expand (x+h)^3 Found 2 solutions by rfer, richard1234: Answer by rfer(16322) (Show Source):

2017年12月21日 · Please see below. General equation of parabola is of the form y=a(x-h)^2+k or x=a(y-k)^2+h. Former is known as verticle parabola and latter is known as horizontal parabola. …

Use the table with two columns #color(red)(x and y# to draw the graph as shown below: The Parent Graph of #color(red)(y=x^2# can also be seen for comparison, to better understand …