VB编程求前N项和过程y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)补充代码 y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)public sub progession(sum#,,eps#)dim n%,t#n=2sum=1t=1do while (abs(t)>=eps)t=sum=sum+tn=loopend subprivate sub form_click()dim p1#call
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![VB编程求前N项和过程y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)补充代码 y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)public sub progession(sum#,,eps#)dim n%,t#n=2sum=1t=1do while (abs(t)>=eps)t=sum=sum+tn=loopend subprivate sub form_click()dim p1#call](/uploads/image/z/14819598-54-8.jpg?t=VB%E7%BC%96%E7%A8%8B%E6%B1%82%E5%89%8DN%E9%A1%B9%E5%92%8C%E8%BF%87%E7%A8%8By%3D1%2B+x%5E2%2F%282%21%29%2Bx%5E4%2F%284%21%29%2B.x%5E%282n%29%2F%28%282n%29%21%29%E8%A1%A5%E5%85%85%E4%BB%A3%E7%A0%81+y%3D1%2B+x%5E2%2F%282%21%29%2Bx%5E4%2F%284%21%29%2B.x%5E%282n%29%2F%28%282n%29%21%29public+sub+progession%28sum%23%2C%2Ceps%23%29dim+n%25%2Ct%23n%3D2sum%3D1t%3D1do+while+%28abs%28t%29%3E%3Deps%29t%3Dsum%3Dsum%2Btn%3Dloopend+subprivate+sub+form_click%28%29dim+p1%23call)
VB编程求前N项和过程y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)补充代码 y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)public sub progession(sum#,,eps#)dim n%,t#n=2sum=1t=1do while (abs(t)>=eps)t=sum=sum+tn=loopend subprivate sub form_click()dim p1#call
VB编程求前N项和过程y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)
补充代码
y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)
public sub progession(sum#,,eps#)
dim n%,t#
n=2
sum=1
t=1
do while (abs(t)>=eps)
t=
sum=sum+t
n=
loop
end sub
private sub form_click()
dim p1#
call progession(p1,4,0.00001)
print "p1=";p1
end sub
VB编程求前N项和过程y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)补充代码 y=1+ x^2/(2!)+x^4/(4!)+.x^(2n)/((2n)!)public sub progession(sum#,,eps#)dim n%,t#n=2sum=1t=1do while (abs(t)>=eps)t=sum=sum+tn=loopend subprivate sub form_click()dim p1#call
t=x^2 * t / n / (n-1)
n=n+2