
Trắc nghiệm Toán học

Quiz
•
Mathematics
•
12th Grade
•
Hard
Quân Trần
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong không gian Oxyz, cho đường thẳng d:x−12=y+3−1=z−24d: \frac{x-1}{2} = \frac{y+3}{-1} = \frac{z-2}{4}d:2x−1=−1y+3=4z−2. Vectơ chỉ phương của đường thẳng là:
(2; -1; 4)
(1; 3; -2)
(-2; 1; -4)
(2; 1; 4)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho cấp số cộng (un)(u_n)(un) với u1=5u_1 = 5u1=5, công sai d=−2d = -2d=−2. Giá trị của u6u_6u6 là:
-5
-7
-3
-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tập nghiệm của phương trình sinx=1\sin x = 1sinx=1 là:
{π2+2kπ∣k∈Z}
{kπ∣k∈Z}
{π2+kπ∣k∈Z}
{π2+2kπ∣k∈N}
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho hàm số f(x)=x2+2xf(x) = x^2 + 2xf(x)=x2+2x. Họ nguyên hàm của hàm số là:
x3+x2+Cx^3 + x^2 + Cx3+x2+C
x33+x2+C\frac{x^3}{3} + x^2 + C3x3+x2+C
x22+2x+C\frac{x^2}{2} + 2x + C2x2+2x+C
x33+x2+C\frac{x^3}{3} + x^2 + C3x3+x2+C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong mặt phẳng Oxy, diện tích hình phẳng giới hạn bởi y=x2y = x^2y=x2, trục hoành và hai đường thẳng x=0x = 0x=0, x=2x = 2x=2 là:
∫02x2dx\int_0^2 x^2 dx∫02x2dx
∫02∣x2∣dx\int_0^2 |x^2| dx∫02∣x2∣dx
∫02xdx\int_0^2 x dx∫02xdx
∫02(x2+1)dx\int_0^2 (x^2 + 1) dx∫02(x2+1)dx
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho hình chóp S.ABC có SA ⊥ (ABC), tam giác ABC vuông tại B, SA = 4, AB = 3, BC = 4. Thể tích khối chóp là:
8
12
16
24
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nghiệm của phương trình log2(3x−1)=3\log_2(3x - 1) = 3log2(3x−1)=3 là:
x=3x = 3x=3
x=5x = 5x=5
x=9x = 9x=9
x=4x = 4x=4
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