网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
If 5/x+4/5=1, what is the value of x?
A
-25/4
B
-4
C
-5/4
D
-1/5
E
25
参考答案
参考解析
解析:
Multiply by 5x to clear fractions. 25+4x=5x, x=25
Multiply by 5x to clear fractions. 25+4x=5x, x=25
更多 “单选题If 5/x+4/5=1, what is the value of x?A -25/4B -4C -5/4D -1/5E 25” 相关考题
考题
过点(4,-1,3)且平行于直线L:(x-3)/2=y=(z-1)/5的直线方程为( ).A.(x-4)/2=(y+1)/0=(z-3)/5
B.(x-4)/2=(y+1)/1=(z-3)/5
C.(x+4)/2=(y-1)/0=(z+3)/5
D.(x+4)/2=(y-1)/1=(z+3)/5
考题
What is the recommended Cisco DSCP value for a switch or router passing Cisco Unified Wireless IP Phone 7921G RTP packets?()A、CS3B、CS1C、EFD、5E、6
考题
1. public class SwitchTest { 2. public static void main (String []args) { 3. System.out.PrintIn(“value =” +switchIt(4)); 4. } 5. public static int switchIt(int x) { 6. int j = 1; 7. switch (x) { 8. case 1: j++; 9. case 2: j++; 10. case 3: j++; 11. case 4: j++; 12. case 5: j++; 13. default:j++; 14. } 15. return j + x; 16. } 17. } What is the output from line 3?() A、 Value = 3B、 Value = 4C、 Value = 5D、 Value = 6E、 Value = 7F、 Value = 8
考题
public class SwitchTest { public static void main(String[] args) { System.out.println(“value = “ + switchIt(4)); } public static int switchIt(int x) { int j = 1; switch (x) { case 1: j++; case 2: j++; case 3: j++; case 4: j++; case 5: j++; default: j++; } return j + x; } } What is the result?() A、 value = 3B、 value = 4C、 value = 5D、 value = 6E、 value = 7F、 value = 8
考题
public class test ( public static void main(string args) { int 1= 0; while (i) { if (i==4) { break; } ++i; } } ) What is the value of i at line 10?()A、 0B、 3C、 4D、 5E、 The code will not compile.
考题
public class SwitchTest { public static void main (String args) { System.out.PrintIn(“value =” +switchIt(4)); } public static int switchIt(int x) { int j = 1; switch (x) { case 1: j++; case 2: j++; case 3: j++; case 4: j++; case 5: j++; default:j++; } return j + x; } } What is the output from line 3? ()A、 Value = 3B、 Value = 4C、 Value = 5D、 Value = 6E、 Value = 7F、 Value = 8
考题
1. public class test ( 2. public static void main(string args[]) { 3. int 1= 0; 4. while (i) { 5. if (i==4) { 6. break; 7. } 8. ++i; 9. } 10. 11. } 12. ) What is the value of i at line 10?()A、 0B、 3C、 4D、 5E、 The code will not compile.
考题
单选题public class SwitchTest { public static void main (String args) { System.out.PrintIn(“value =” +switchIt(4)); } public static int switchIt(int x) { int j = 1; switch (x) { case 1: j++; case 2: j++; case 3: j++; case 4: j++; case 5: j++; default:j++; } return j + x; } } What is the output from line 3? ()A
Value = 3B
Value = 4C
Value = 5D
Value = 6E
Value = 7F
Value = 8
考题
单选题1. public class test ( 2. public static void main(string args[]) { 3. int 1= 0; 4. while (i) { 5. if (i==4) { 6. break; 7. } 8. ++i; 9. } 10. 11. } 12. ) What is the value of i at line 10?()A
0B
3C
4D
5E
The code will not compile.
考题
单选题public class test ( public static void main(string args) { int 1= 0; while (i) { if (i==4) { break; } ++i; } } ) What is the value of i at line 10?()A
0B
3C
4D
5E
The code will not compile.
考题
单选题1. public class SwitchTest { 2. public static void main (String []args) { 3. System.out.PrintIn(“value =” +switchIt(4)); 4. } 5. public static int switchIt(int x) { 6. int j = 1; 7. switch (x) { 8. case 1: j++; 9. case 2: j++; 10. case 3: j++; 11. case 4: j++; 12. case 5: j++; 13. default:j++; 14. } 15. return j + x; 16. } 17. } What is the output from line 3?()A
Value = 3B
Value = 4C
Value = 5D
Value = 6E
Value = 7F
Value = 8
考题
单选题过点(4,-1,3)且平行于直线L:(x-3)/2=y=(z-1)/5的直线方程为().A
(x-4)/2=(y+1)/0=(z-3)/5B
(x-4)/2=(y+1)/1=(z-3)/5C
(x+4)/2=(y-1)/0=(z+3)/5D
(x+4)/2=(y-1)/1=(z+3)/5
考题
单选题class super { public int getLength() {return 4;} } public class Sub extends Super { public long getLength() {return 5;} public static void main (Stringargs) { super sooper = new Super (); Sub sub = new Sub(); System.out.printIn( sooper.getLength()+ “,” + sub.getLength() }; } What is the output?()A
4, 4B
4, 5C
5, 4D
5, 5E
The code will not compile.
热门标签
最新试卷